How to Add Article In ResearchGate 

Welcome🤝

Hi, maybe you can try this out Here's how to make an existing public full-text private: Go to the Research tab on your profile Click the Manage file visibility option underneath Research items from the menu on the left-hand side. This page shows you any of your research items that have public or private full-texts added by you 1. Find the research item you wish to update, and click Change who can see this next to the appropriate full-text file 2. To make the full-text file private, select Store file privately and click Confirm.

If you want to review and manage all of the full-text files you added: 1. Go to the Research tab on your profile 2. Click the Manage file visibility option underneath Research items from the menu on the left-hand side. This page shows you any of your research items that have public or private full-texts added by you 3. Find the research item you wish to update, and click Change who can see this next to the appropriate full-text file 4. To remove the full-text file, select Permanently delete file and click Confirm. Alternatively, to keep the file but make the full-text file private, select Store file privately and click Confirm.

No worry, you can just contact research gate. They have a "contact us" service to help to solve this kind of issue. From researchgate: "If you’re a published researcher or in higher education but don’t have an institutional email address, we’re happy to consider your account request. Please contact us with a detailed description of your present and past institutional affiliations, field of research, and publications, or a copy of your student ID - preferably with supporting links. Please send all relevant information in your initial message, otherwise, your request could be delayed or even denied."