To fix that, you should uninstall Backup and Sync from your system by pressing the Windows+I shortcut and click on Apps. Maybe your installed version of the software is either old or corrupted. Give it a minute or two to let it sync and then check it. The icon should be visible in the system tray area again. To restart Backup and Sync, simply search for the software in Windows search and launch it. To do so, go to system tray, click on the sync icon and select Quit Backup and Sync option. Some users have discovered that quitting and restarting Backup and Sync helped resolve the Google Drive sync issue.

Now you may check if your files are syncing as intended.

Click on it to resume sync from where it left. It may require a few moments to take effect after which you should see the Resume option. Now click on the three-dot menu to reveal the Pause option. Click on the arrow to reveal hidden icons if it is not already visible. Click on the Backup and Sync icon once in the System Tray.

Some users have reported that pausing Backup and Sync and restarting it helped them fix the problem. Let me help you troubleshoot Google Drive’s sync error.

Google drive file stream not syncing