Dropbox can be used to share files, save and store copies of files in the cloud. While this service is convenient to use, problems can sometimes arise. Recently, users have reported that Dropbox keeps getting errors when syncing data on Windows 11. This article will tell you what caused Dropbox Sync to stop working on Windows 11 and provide some solutions to fix the same problem quickly and easily.

Restart the PC
Rebooting the system clears up glitches on apps, including Dropbox. So, first restart your computer to see if that fixes the Dropbox out of sync issue on Windows 11.
Restart the Dropbox Process
If restarting your computer doesn’t fix the Dropbox not syncing issue and Dropbox syncing stops suddenly, it is recommended to check if the Dropbox process is running on the system. If not, it is recommended to restart that Dropbox process by following the steps below.
- Right-click on the taskbar and open the Task Manager window.
- Select the Services tab and find the Dropbox service from the list.
- Right-click all Dropbox processes and select Restart.

When done check to see if the Dropbox not syncing issue has been resolved.
Network Troubleshooting
Network issues can also cause Dropbox Not Syncing on Windows 11. Please follow the steps below to check if the network is faulty:
- Open the Start menu and select Settings.
- Search to find and fix network problems, and then click Advanced Options in the dialog box.
- In the Internet Connections window, check the box next to Automatically apply fixes and click OK.
- Select the Troubleshoot my Internet connection option.
Restart your computer and check if the Dropbox Not Syncing issue is resolved.
Delete Dropbox cache
Caching can also cause Dropbox on Windows 11 to get out of sync. So the accumulated cache can be removed.
- Launch a file explorer window.
- Enter %HOMEPATH%Dropbox.dropbox.cache in the address bar to open the cache folder.
- Press Ctrl + A and click the Delete button on your keyboard to select all caches.
- Restart your computer to check if the Dropbox problem is resolved.
Turn off other sync activities
Using multiple cloud storage services at the same time can also cause the problem of Dropbox Not Syncing. Pause other programs like OneDrive and Google Drive while Dropbox is running.
Allow Dropbox access through firewall
- Made some changes to firewall settings to avoid Dropbox not syncing issues.
- Open the start menu, search for firewall and turn on firewall and network protection.
- Click the Allow application through firewall option.
- Check the box next to Dropbox and save your changes.

Reboot your system and check in Windows 11 if Dropbox is syncing.
Adjust date and time
If your system’s date and time are not set correctly, Dropbox may not work properly, follow the steps below to set the correct date and time.
- Right-click the taskbar data and time and select the Adjust date and time option.
- Turn off the toggle next to Set time automatically.
- Click the Change button next to the Manually set date and time option.
- Set the correct time and date and click the Change button.
Rename file
Dropbox can also experience out-of-sync issues if incompatible characters are used in the filename. File names cannot contain any special characters such as @, %, #, $.
- Right click on the file and select the rename option.
- Remove special characters from filenames.
Hard link fix
Use a hard link solution to solve the problem.
- Open Dropbox and click Initials.
- Click on the Preferences option and select Accounts from the top of the screen.
- Press Alt + H to activate the Support Features section.
- Click the “Fix Hard Links” option to fix sync issues.
Allow Dropbox to sync files
Make sure to allow Dropbox to sync your files
Close Dropbox.
Press Windows + R to open the Run dialog, type cmd, and press OK.

Type the following commands one after the other and press Enter,
- icacls “%HOMEPATH%\Dropbox” /grant “%USERNAME%”:(F)/T
- icacls “%HOMEPATH%\Dropbox” /grant “%USERNAME%”:(F)/T
- icacls “%APPDATA%\Dropbox” /grant “%USERNAME%”:(F)/T
Restart your computer and check if the problem persists.
Troubleshoot Dropbox
Run the built-in troubleshooter to fix Dropbox not syncing on Windows 11.
- Open the Start menu and select Settings.
- In the Settings window, select System and click the Troubleshoot option.
- Select additional troubleshooting options and click the Run button next to Windows Store app.
- Reboot the system.
Reinstall the app
If none of the above solutions work, then you need to uninstall and reinstall that Dropbox.
That’s all about how to fix Dropbox Not Syncing on Windows 11. In addition to the above methods, you can also temporarily disable your antivirus software and see if that helps.