Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
Ask questions, find answers and collaborate at work with Stack Overflow for Teams.
Ask questions, find answers and collaborate at work with Stack Overflow for Teams. Explore Teams
Teams
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
15GB is the maximum size of file supported.
Files attached to list items can be up to 250 MB in size.
These restrictions are out of the box and you can't change those.
https://support.office.com/en-us/article/SharePoint-Online-limits-8f34ff47-b749-408b-abc0-b605e1f6d498
Files attached to list items can be up to 250 MB in size