Matlab problems and solutions jobs

I'm in need of an experienced PBX / VOIP / SBC engineer who can address several issues with our customers phone systems system. The primary goal of this project is to troubleshoot and maintain current systems. Key Responsibilities: - Troubleshoot ongoing call quality issues - Investigate and resolve call drops - Address any connectivity problems Skills Required: - Extensive experience with Asterisk and other PBX systems - In-depth knowledge of VOIP network architecture - Proven track record in troubleshooting and maintenance Please only apply if you have a strong background in VOIP technologies and are confident in your ability to resolve issues.

1-bit delta sigma modulator that converts analog to digital signal for transmission over fiber optical fiber. However the optical transmission part is out of scope, the focus is on delta sigma modulation which currently bandpass and 3rd order. I want to develop current design with MASH/SMASH structure for better results.

...Coca-Cola, Ford, Rolex, Nestlé, Mondelez and Dyson. With a breadth of experience across an extensive range of sectors, Hogarth offers the unrivaled ability to deliver relevant, engaging, and measurable content across all channels and media - both established and emerging. The number of channels at our fingertips; the need for speed; and the drive for mass personalisation, all mean that brands need different solutions. Our global team of over 6,000 craft and technology experts brings together creative, production and innovation to help clients navigate this exciting and ever-changing world of today’s content experience. Overview This vacancy is for upcoming short-term projects that will happen intermittently...

...appealing design that complements my existing content. The main goal of this project is to provide targeted, informative, and engaging content that addresses: - The significant benefits of breastfeeding - Demonstrations of various breastfeeding positions and techniques - Common challenges that arise during breastfeeding and practical solutions to these issues Applicants must possess an understanding of the subject matter and be able to present this sensitive topic in a professional and approachable fashion. A background in healthcare education and/or maternal care is highly desirable. Strong written communication skills, understanding of layout design principles, and the ability to visually represent healthcare information are ...

...existing UI/UX design for a Point of Sale (POS) system that needs to be adjusted and extended to match the specifications outlined in my requirements sheet. This project involves updating the current design to enhance usability, functionality, and aesthetics based on detailed requirements. Key Responsibilities: Review the existing UI/UX design of the POS system. Analyze the requirements sheet to understand the specified enhancements and extensions. Update and extend the current design to align with the specified UI/UX requirements. Ensure the new design improves user experience, accessibility, and functionality. Collaborate with me to iterate on design changes and incorporate feedback. Deliver high-quality design assets and documentatio...

I'm currently encountering several bugs on my Laravel website. Specifically, I'm having trouble with the user authentication process, the payment gateway, and the content management system - none of them are functioning correctly. I'm looking to have these issues resolved within a month. Ideal freelancers for this position should possess a strong understanding of Laravel, Docker, Content management systems, and have significant experience with debugging user authentication processes and payment gateways. Your expertise will be relied upon to swiftly navigate these issues and implement robust solutions to ensure smooth operation.

...technical solutions to improve our system. The project is urgent and needs to be completed ASAP. Key Requirements: - Customization of Sales & CRM, Payroll, Project task management, HR modules: We are looking for someone to tailor these modules to our business needs, ensuring they function optimally. - Seamless integration with erpnext: We need the developer to integrate our system with erpnext seamlessly, without any disruptions in our current workflows. The ideal freelancer for this job would have: - Proficient in ERPnext: Experience working on ERPnext projects and a deep understanding of its functionality. - Integration Skills: Capable of integrating systems smoothly and efficiently. - Urgency: Able to work quickly without compromising quality. If yo...

Welcome to , a website specialized in internet SEO. Our platform works similarly to , but instead of providing results, we offer solutions in the form of stories. Through our research, we believe that it is more effective for a brand to be appreciated and understood by their customers by telling a story that evokes a daily interaction similar to their needs. Our platform caters to people searching for results. Our business model targets companies and professionals from various sectors, offering them the opportunity to list their products or services on our platform to benefit from our storytelling-based SEO concept. Our platform is accessible to those who wish to practice affiliate marketing, with a fixed commission of 50% for products ranging from 120 to 1500 dollars.

...of a stellar website? If so, we want YOU on our team! We're a High Converting Website Design Agency looking for a driven, commission-only sales superstar to join our ranks. In this role, you'll be responsible for: Prospecting and Cold Calling: You'll identify potential clients who need a website refresh or a brand new online presence. Be prepared to make a positive first impression and build rapport over the phone. Understanding Client Needs: You'll have a knack for uncovering a client's vision and translating that into actionable website goals. Selling Solutions: You'll present our web design packages with confidence, highlighting the value we bring to their business. Closing the Deal: You'll guide clients through the sal...

...This is a one-time gig with the potential for future opportunities. We provide test administration and accommodation solutions to test-takers nationwide. For this purpose, we look for professionals who we contact on an "as-needed" basis to see if they are available to assist test takers for their approved accommodations. We provide complete training and assignments pay hourly for the entire scheduled time, even if the exam ends early. We have a computer exam coming up where a test taker has been approved for communication assistance. The candidate is deaf or hard of hearing but is able to read lips. For this assignment, you would be required to be on site and repeat communication from staff and content from the exam in a way that the candid...

I'm in need of a highly efficient roll forging solution, specific to small components. This soluti...to small components. This solution should aim to: - High-level product quality - Minimise material waste - Have FEA abilities Special features I am seeking in this solution include: - Real-time monitoring capabilities for instant tracking and oversight - Remote control functionality for convenience and efficiency - Automated adjustment settings to maintain optimal operation I am primarily dealing with small components. Hence, an ideal candidate for this project would be someone with prior experience and a deep understanding of developing solutions for small component roll forging. Knowledge of FEA is a must. Looking forward to a seamless cooperation that...

We are looking for a talented and fast-paced graphic designer/animator to create 21 high-quality assets for our website, Dealer Essential. These images will be used to enhance our Products page and other sections of our site, highlighting the benefits and features of our software for small-medium dealerships. Project Details: - Delivery Timeline: 2 days - Number of assets: 21 - Page Link: Design Spec Example: ---Experience in creating professional, high-quality website images/animations ---Ability to understand and visually communicate the key benefits and features of our software ---Fast turnaround time without compromising on quality ---Familiarity

...Merchant account suspension due to misrepresentation and assist with required setup tasks for WooCommerce and Google Ads. Key Tasks: - Fix Google Merchant Account Suspension - Ensure Only Approved Products are Displayed - Configure Proper Feed Setup for WooCommerce - Set Up and Optimize Google Ads I've received communication from Google regarding the misrepresentation issue, and I need someone who can not only address the problem but also provide long-term solutions to prevent such issues from reoccurring in the future. Ideal Skills & Experience: - Proven track record of fixing Google Merchant Account suspensions and misrepresentation issues. - Proficiency in WooCommerce and Google Ads setup. - Strong understanding of feed se...

...experienced software developer who can create a Windows-based kiosk application to facilitate student registrations, check-ins, and attendance tracking in a learning school. This will be a user-friendly, touchscreen-based solution, with no requirement for integration with existing systems or databases. Key Features: - Student Registration: The application should allow for the quick and easy registration of new students. - Student Check-In: A reliable and efficient check-in system for students. - Attendance Tracking: Real-time attendance monitoring and tracking. Key Requirements: - Proficiency in Windows-based application development. - Experience in creating user-friendly and touchscreen-compatible interfaces. - Prior experience with kiosk applicati...

...need to be identified and resolved. The site's speed needs to be improved to enhance the overall user experience. I'm looking for someone who is an expert in enhancing e-commerce conversions by increasing add to carts and reducing buyer drop offs and cart abandonment. Key Areas: 1. **Cart Abandonment:** - The common reasons for cart abandonment on my site is a long and complicated checkout process. Also, we want to address the reason why users are not adding to cart, and reducing our cart abandonment and increasing conversions. - You should analyze the current checkout system, our product descriptions, and make it more user-friendly, with the aim of reducing the abandonment rate. 2. **Technical Issues:** - The sit...

...someone to identify and resolve the root cause of this issue, allowing me to successfully post my ads for product sales on Instagram. Key Responsibilities: - Diagnose the issue: Investigate the cause behind my inability to post Instagram ads. - Implement a solution: Once the root cause is identified, fix the issue to unblock my ad posting. - Ensure smooth ad posting: Make sure the issue is resolved comprehensively to avoid future hiccups. Ideal Candidate: - Proven experience with Instagram ads: I need a professional who has a solid understanding of the platform and its ad posting mechanisms. - Troubleshooting skills: Ability to identify potential issues and implement effective solutions. - Strong communication: Provide clear updates on the progress and...

...property into a traditional masterpiece. Key requirements and considerations: - The design should incorporate traditional elements and aesthetics, with a touch of modern features to keep it fresh and current. - The chosen freelancer should be skilled in outdoor lighting design, as well as the planning and creation of pathways, walkways and the main gate. - Strong communication skills are essential to ensure that the final design perfectly encapsulates my vision for the property. - As the area is extensive, experience with large-scale landscape design is highly desirable. - The designer should be open to incorporating my ideas while offering creative suggestions and solutions. - The project timeline is flexible, but efficiency and...

...create a simulation model in MATLAB Simulink. The aim of this model is to study the performance of a Reverse Osmosis (RO) system. The specific requirements of the project are as follows: - **Focus on Energy Optimization**: The primary goal of the simulation is to optimize the energy consumption of the RO system. This includes analyzing its current energy usage, identifying potential areas for improvement, and implementing these changes in the simulation. - **Desalination Application**: The simulation will focus on the application of the RO system in desalination. While the primary focus is on energy optimization, understanding its overall performance in this context is also important. Ideal candidates for this project should have a strong background in: - MATLAB ...

We are developing a project that we believe needs guidance and advice from an experienced scientist with specialized knowledge in the field of neuroinflammation. Your Expertise: - Microglial activation - Cytokine signaling Our Project: - In surgical patients, we are studying questions that relate to post-operative problems. In this group, you will give consultation on the serological evaluations that relate to neuroinflammation. Research Goal: - We aim to uncover a new understanding about the brain, hopefully leading to unexplored conversations within our field. Ideal candidates should have proven and published experience in neuroinflammation research, particularly involving microglial activation and cytokine signaling. (Note that the actual serological ...

Hi حلول عالمية, I noticed your profile and would like to offer you my project. We can discuss any details over chat.

...reports, and handle billing. This software should also support up to 5 users. Key Features Needed: - Financial Management: The software should offer robust financial management functionalities to help me track and manage my finances effectively. - Inventory Management: A sophisticated inventory management system is required which involves product categorization, stock monitoring, and purchase order tracking. - GST Reporting: The software should have the capability to generate accurate GST reports in compliance with the relevant regulations. - Billing Features: I would require the software to support invoicing, payment tracking, and automatic payment reminders. Skills and Experience: - Prior experience in developing comprehensive accounting software w...

I am looking for a creative and professional logo designer who can create a logo that will evoke trust, event planning, excellency, ease, power, and simplicity. The colors are up to you, but I would like the design to integrate elements that symbolize a sun, the "E" ampersand, and a symbol of excellence such as a grade. Key requirements are: - Ability to create a logo that evokes specific emotions and feelings - Understanding of the event planning industry - Proficient in symbol integration within logo design - Prior experience with corporate branding is a plus In order to be considered, we provided our Home Page With the a DUMMY LOGO placeholder. We will decide based on the proposed logo that makes this Home Page looks best so you must submit a low...

...vCPU / 12GB of RAM, SSD). The problems include: - Consistently slow loading times on the front end - High server CPU usage, which I suspect is leading to the slow loading times - Database connection errors - Posts in the backend are taking a considerable amount of time to load I haven't made any recent changes to the site, such as installing new plugins or updating the theme, which could have caused these issues. I need a skilled professional who can dig into these issues and improve the overall performance of my site. Ideal skills and experience for this job include: - Extensive experience with WordPress - Proficiency in optimizing site performance - Knowledge of Apache and MySQL/Mariadb - Experience working with Virtual Private Servers - Ability t...

...seeking a highly skilled and experienced Business Consultant to join our team. The ideal candidate will have a strong background in business strategy, process improvement, and project management. Key Responsibilities: • Conduct thorough business analysis to identify opportunities for improvement. • Develop and implement strategic plans and initiatives to achieve our goals. • Provide expert advice on business process optimization and efficiency improvements. • Collaborate with cross-functional teams to ensure alignment and effective execution of business strategies. • Prepare detailed reports and presentations to communicate findings and recommendations to clients. • Update on industry trends, best pra...

I'm looking for a platform that can create a map with specific features. The main purpose of this map will be data visualization. The primary focus is on having a drop-down menu that can change the status of each location on the map. ...display information: While the drop-down menu is crucial, the ability to display additional information in a pop-up window is also important. - Change color according to status: It's essential that the map can visually distinguish between different statuses. - Ability to add notes: These should be easily added and editable, with an additional capability to draw on top of these notes. I plan to update this map manually, so the interface must be user-friendly. I'm open to various solutions, so if you have experience with simila...

I'm seeking a skilled C# .net developer to improve the performance of my application. - Scope: The project involves fine-tuning the existing codebase, optimizing database queries, and enhancing the overall performance of the application. - Skills: The ideal candidate should have a profound understanding of C# .net development, experience in performance optimization, and a strong grasp of database management. If you're proficient in identifying bottlenecks and implementing solutions to boost system speed and efficiency, I'd like to hear from you. Please share your past relevant experience.

...upcoming project. Your main tasks will be focused on the front-end, data modeling, and business logic development, with a timeframe of less than a month. Key Responsibilities: - Building user interfaces: You should be able to create clean, responsive, and intuitive user interfaces using Angular. - Developing data models: You will be responsible for designing and implementing data models that can efficiently handle and manage the project's data. - Implementing business logic: You must be able to translate business requirements into technical solutions, creating the necessary functions and processes within the Angular framework. Ideal Candidate: - Proficient in Angular: You should have a strong understanding of Angular and be able t...

I'm in need of an Adobe InDesign expert to support me in creating a fashion portfolio. Ideal Skills and Experience: - Proficiency in InDesign, with a strong portfolio of previous work in similar tasks. - Experience in fashion design or related fields is a big plus. - Strong understanding of typography, layout, and color theory. - Excellent communication skills to understand my vision and propose creative solutions.

...programming. Key tasks will revolve around developing TCP/IP socket programming and facilitating client-server communication. Ideal Experience: - Expert knowledge of C programming. - Proven background in TCP/IP socket programming. - Familiar with client-server communication protocols. Main Responsibilities: - Implementation of TCP/IP sockets serving the required functionality. - Establish an effective client-server communication. - Carry out rigorous tests to ensure optimal performance. - Be prepared to tackle unexpected challenges or problems. This project needs an expert who understands the intricacies of C network programming and TCP/IP socket programming. Your prior experience in developing secure and functional client-server communication will be pi...

I'm looking for a skilled developer who can he...when the app crashes or the specific actions that trigger the issue, the app is currently unstable and crashes periodically. Your main task will be to identify, locate, and resolve the source of this instability. This could involve a range of potential issues from memory leaks, state management problems, race conditions, to others. The ideal candidate should have: - extensive experience in debugging React Native applications, - be familiar with the common culprits of app crashes and how to mitigate them, - be able to work independently based on the problem description provided. If you have successfully resolved similar issues in the past and have the skills and experience needed to debu...

...Description: • Design and develop a 3D visualization GUI using OpenGL and Qt. • Implement a 3D visualization that can rotate and zoom in/out to inspect aspects in detail. • Ensure the grid dimensions and individual grid sizes are configurable variables. • Develop intuitive controls for rotating, zooming, and panning the 3D space. • Optimize rendering performance to ensure smooth and responsive user interactions. • Collaborate with the team to understand requirements and provide technical solutions. Required Skills and Qualifications: • Proficiency in OpenGL and Qt for developing graphical applications. • Strong understanding of 3D graphics programming and rendering tech...

To avoid the AI bid, place the sentence at the front of the se...an AI developer with proficiency in Natural Language Processing and Machine Learning Algorithms to work on a project that primarily involves Image Recognition and Data Analysis. Key Responsibilities: - Develop and implement cutting-edge machine learning models for image recognition. - Create solutions for data analysis utilizing AI technologies. Skills Needed: - Exceptional knowledge in natural language processing and machine learning algorithms. - Proficiency in Python and C++. - Solid understanding of image recognition and data analysis. The ideal candidate will have a proven track record in AI development, particularly in the specified areas, and be able to transl...

I need an experienced Wordpress developer who can quickly resolve some issues with the automated emails and order notifications on my WooCommerce site. Currently, I'm facing some crucial problems: - **Emails not being sent**: This is a significant concern as it's affecting the communication between my site and customers. - **Emails not being received**: Even if the emails are sent, they're not reaching the intended recipients. **Key Focus**: Your primary focus should be on fixing the email sending issues. It's causing a bottleneck in my communication with customers, and I need this addressed urgently. **Requirements**: - Proficient in WooCommerce and Wordpress - Experience with email automation tools like Titan Mail - Familiarity ...

...architect and design freelancer to create comprehensive construction drawings for a modern, sustainable building. Here are the critical details: - The project needs to include Building Layout, Electrical Systems, and Plumbing Systems - The architectural style should embody modern design elements and sustainable practices - Additionally, incorporate renewable energy solutions and 'work from home amenities' - Unfortunately, I haven't finalized the project site's size, but I am expecting it to be adaptable to varying land sizes Ideal expertise for this project includes strong knowledge of modern, green architecture, and experience in creating detailed site plans. Your portfolio should demonstrate past projects featuring renew...

I am looking for a NetSuite consultant proficient in the field of Finance and Accounting. As my business has already implemented NetSuite, I need a specialist who could help me: - Resolve existing implementation issues - Offer general advice for optimization The ideal freelancer for this job should have an in-depth understanding of the NetSuite platform, specifically in financial modules. Expertise in troubleshooting and providing practical solutions are highly essential. Past experience with complex financial reporting would be a significant advantage. I'm eager to collaborate with someone who can help make the most out of our NetSuite system.

I need a data structure and algorithm expert to help me solve some beginner level problem sets mostly revolving around arrays and strings. Ideal candidates should: - Have a strong grasp of fundamental data structures & algorithms. - Be proficient in problem-solving using arrays and strings. - Be able to explain solutions clearly and concisely. Looking for a freelancer who can help me understand the basics while getting through the problem sets.

I'm currently experiencing an issue with my inkjet printer - it's not printing in black. Despite having replaced the ink cartridge, the problem persists. It's important to note that this issue is specific to black ink only, as printin...currently experiencing an issue with my inkjet printer - it's not printing in black. Despite having replaced the ink cartridge, the problem persists. It's important to note that this issue is specific to black ink only, as printing in color is working flawlessly. I'm in search of a specialist who: - Has experience resolving similar issues and a strong knowledge of inkjet printers - Has efficient problem-solving skills - Can guide me through potential solutions in a simple, easy-to-understand manner. Ideally, I&#...

...(sorry, we already have them all) Ideal candidates for this project are: - Experienced writers or joke creators who understand the unique sense of humor of middle schoolers. - Able to produce engaging and fun content that is suitable for kids/family party. - Creative and able to come up with a wide range of jokes on different everyday topics. Your work will help entertain and engage our young listeners and must respect the target audience's age and sensibilities. We can discuss for a prize for ---10 quality joke---. Each joke must be well researched, original and provoke laughter from young and old alike. We don't want jokes that chatgpt can do. ========================================== More info: We focus on jokes such...

I'm seeking a talented React JS developer to help fix some UI and functionality issues in my project. The bugs are more on the intermediate level, involving the malfunctioning of certain features. Key Tasks: - Identify and diagnose the existing issues in the UI - Fix the functionality problems that are impairing the user experience The ideal candidate must have: - Proven experience in React JS development - Strong problem-solving skills - A proactive attitude in identifying and resolving bugs - Previous experience in debugging intermediate level issues Please include your experience in your application, and ideally, some examples of past work where you've dealt with similar bugs.

...frequent downtime, and security breaches. I am looking to prioritize speed optimization as a primary focus for improvement. Few Days Work - Maybe One Day. Key Tasks: - Identify bottlenecks that are causing slow performance - Implement solutions to enhance server performance - Recommendations on security and downtime prevention Ideal Freelancer: - Proven experience in Linux server infrastructure maintenance - Proficient in diagnosing and resolving issues related to server performance - Familiarity with security measures for server systems - Reliable professional with a track record of improving server performance and reducing downtime. Key Responsibilities: - Securing our network: Identifying and implementing necessary security measures...

...infrastructure to help with our small and simple Node (VPS) Server and Private Network. Key Responsibilities: - Securing our network: Identifying and implementing necessary security measures to ensure our network is safe and resistant to cyber attacks. - Monitoring our network: Setting up monitoring tools to keep an eye on network traffic and prevent any potential issues. - Solving issues: Proactively identifying and resolving issues on our network to keep it running smoothly. - Increasing stability: Implementing strategies to enhance the stability of our Private Network Infrastructure. - Finding issues: Conducting regular checks to identify and address any problems in our server nodes and private network. Ideal candidate...

...drop-servicing and provides complete digital marketing solutions for clients. Till I had small project and now I want to scale my drop servicing agency. I am looking for who have strong background of sales and who can create pitch, engage with potential client, pitching them about service, understanding their problem and close deal with them. ( I am not looking for any SEO or digital marketing service please do not bid randomly, read and understand my project task:- 1. Develop and execute comprehensive strategies to generate leads and expand the client base for our drop servicing agency. 2. Build and maintain relationships with prospects through effective communication, presentations, and follow-ups. 3. Develop c...

Hi Technospike IT Solutions, I noticed your profile and would like to offer you my project. We can discuss any details over chat.

We are a payment company similar to Stripe, committed to providing secure and efficient payment solutions. After conducting market research, we have identified a series of keywords and marketing needs. Now, we are looking for an experienced SEO writer to help us write articles to improve our website's search ranking and increase traffic. Your responsibilities will be: - Conducting comprehensive keyword research and analysis to optimize our content and increase visibility - Implementing robust on-page optimization strategies - Focusing on content optimization to improve our search engine rankings

Google Analytics 4 migration and Tag Manager Set up We are a company that have invested in Googe Ads for 10 years now. We are experiencing some problems with our campaigns, receiving leads that are not from our target. Apart from that, we have the need to comply with Google Policies, wich are the following: Conversion Measurement and Privacy adjustments. Privacy and measurement support proposal for the company and its 2 main assets/landings. Both with different Google Ads pixels. - Audit of essential conversion measurement pixels. - Audit Measurement in the relationship with the consent management tool/cookie banner/CMP. Incorporation of a CMP. Cost of the CMP by the client. - Audit and Set up in GA4 and GTM of measurement coordinatio...

...focus on Autocad 2023 and be delivered in a written document format. The guide need to be focused on drawings from building services/installations designs in constructions (HVAC & Plumbing area) With the following necessary instructions: - it need to treat primary 2D and in 2 chapters 3D modelling - It need to have table of contents - 14 chapters - image/text ratio maximum 35/75 - Each chapter will have to have 2 exercises to solve at the end, including the solutions, separately, for them - formated on A5 - gramitacally and tehnically correct text - verified in Turnitin, max 10% plagiarism. - images must be color. - minimum 100 pages Key Focus Areas: - Basics of Autocad interface: Explanation of the key tools, menus, and workspace within Autocad ...

I'm in need of a full-stack developer to create a custom-built site for me. The specific skill set I'm looking for includes: - Expertise in both front-end and back-end development - Proven experience with PHP, JavaScript, HTML5, CSS3,reaact Nextjs React Native - Ability to manage server side languages, web application architecture, data storage solutions I haven't detailed the key functionalities and features for my site yet, but I expect the chosen participant to be proficient in implementing diverse web functions when necessary. Prior experience in similar projects will be highly considered. Looking forward to your bids!

I'm searching for a skilled designer capable of creating innovative and sustainable packaging solutions for sandwiches. The dimensions needed are 8x4. • The packaging materials will be cardboard and paper. Expertise in working and designing with these materials is vital. • Knowledge in the food industry and specifically sandwich packaging would be highly advantageous. • A draft or sketch would be appreciated to get an idea of your style and approach. I have attached photos of the sandwich style. They are semi circular and open like a book. Looking for packaging that shows off the ingredients and is also greaseproof. Cost of production is also a concern. Not looking for graphic design or branding, just the perfec...

...money) and then it should activate a phone line and create a PDF with QrCode and then capture the money but it doesn't activate the phone line or send the pdf. We also want to integrate a few new suppliers via their API so we need new functionalities added to the plugin. -woocommerce plugin FIX - linux management - deploy on linux, create new features - long term maintenance Gitlab version control - create pipeline to our staging server and do version control RESPONSIBILITIES: - Integration of new B2B APIs - New payment gateway integration - - Implementation of bug fixes and performance improvements. - Regular software updates and security patches. - Feature additions and enhancements. Skills and Experience: - Proven ...

It is necessary solve two bugs to a Laravel application regard the frontend of condition use php 7.4. if it is necessary you must do changes to the database and the backend