Hi YuhaoSun,
Thanks for reaching out to Microsoft Community and posting your inquiry. We appreciate the effort in providing a clear photo of the issue.
We suggest the methods below:
- Check for Windows update.
- Try to turn off the sync settings on your account then turn it back on. Open Settings > Accounts. Click on "Sync your settings". Turn off the switch of "Language preferences". > go back to the same settings then Turn it back on.
- Restart the device and check if the issue is resolve.
Keep us updated about the issue by replying on this thread.
Kind regards,
John Neil_J