Shortcut To Lock System _best_ [TESTED]
This instantly locks your screen and returns to the login screen. Works on all modern Windows versions (7, 8, 10, 11).
Most Common Shortcut: Windows Key + L
Windows Key → Click your profile picture → "Lock" macOS Shortcut: Control + Command + Q shortcut to lock system
Ctrl + Alt + Delete → then choose Lock (on many distros) Chrome OS (Chromebook) Shortcut: Search Key + L (Search key is where Caps Lock usually is) This instantly locks your screen and returns to
Locks your Mac instantly.