If you are also experiencing the same problem, then follow along with this guide to know how you can fix this “can’t connect to ultimate team” error in EA FC 24.
Can’t Connect To Ultimate Team Error in EA FC 24

Check Internet Connection
Ultimate Team mode is online, which means you need to have stable and uninterrupted internet connections with decent speed. Make sure you have an interrupted connection. You can restart your router/modem to refresh your connection and check again to see if the problem is fixed.
Check EA FC 24 Servers Status
Sometimes, the EA FC 24 servers are having issues, due to which you might be disconnected from Ultimate Team and denied access. This can be due to the server being down or under maintenance, you can check the EA FC 24 server status to make sure it is not facing an outage or other issues.
Moreover, you can check for notifications about the server status by following the EA Sports FC Direct communication account on X (Twitter) as they notify you about all updates and scheduled server downtime. Since there are times when the EA time intentionally blocks access due to server maintenance. In such a case, all you can do is wait and try again later.
If you find the server working perfectly there might be something wrong with your device, you can try to reinstall the game again or use the repair feature to make sure there are no corrupted files. Alternatively, you can contact EA Support for further assistance in this matter.
If you find this guide helpful, check out more on EA FC 24 right here on Gamer Tweak, where we have stacked up similar guides, and tips for this game.