The Blue Screen of Death — often shortened to BSOD — is Windows’ way of saying something went wrong at a system level, and it had to stop everything to avoid bigger problems.

The Blue Screen of Death — often shortened to BSOD — is Windows’ way of saying something went wrong at a system level, and it had to stop everything to avoid bigger problems.

If using the Alt-Tab keyboard shortcut causes a Blue Screen on your Windows 11/10 computer, use the following suggestions to fix the issue.