Windows 10: Sudden Blank Screen

A colleague sudden got Blank Screen after signing in Windows 10 computer.

Tried different computers.

The same. 

Solved it by:

1. Sign in.

2. Ctrl + Alt + Delete.

3. Select Reboot.

 

Another way that can be from:

Troubleshoot black screen or blank screen errors
https://support.microsoft.com/en-hk/help/14106/windows-10-troubleshoot-black-screen-or-blank-screen-errors

Update

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