If your PC System Time and the Time in System Tray are different, please follow these steps to fix it.
1. Restart your computer.
Sometimes a simple restart can resolve the issue.
2. Check for Windows updates.
Make sure your system is up to date.
Go to Settings, Update and Security.
Click Check for Updates.
3. Perform a System Scan
Open command line with administrator privilege, scan and fix any missed and damaged files.
For example, SFC/scannow and DISM/online/cleanup-image/restore-health.
4. Create a new user profile.
If the issue persists, try creating a new user profile.
Go to Settings or Accounts, Family and Other Users.
Click Add someone else to this PC.
Follow the prompts to create a new user account.
Log in with the new account and see if the issue persists.
