I don't know if Win7 has it, but I know XP had it. When booting and you press F8 to get the boot menu (to select safe mode) it had a normal mode with VGA resolution. It reset your monitor resolution.

Does your Windows screen resolution change when the monitor turns off? This can be a frustrating issue, especially since you must fix your monitor resolutions after every shutdown or restart. This ...

Several PC users have reported that after connecting their laptop to an external monitor, installing a new Windows update, or installing a new graphics card on their Windows 11 or Windows 10 computer, ...