Ctrl + Alt + L (or Super + L depending on version)
Launcher Key + L Quick Summary Table | OS | Shortcut | |----|----------| | Windows | Win + L | | macOS | Control + Command + Q | | Linux (most) | Super + L | | Chrome OS | Search + L | Pro Tip On Windows and Linux, you can also create a desktop shortcut or assign a different key combination using AutoHotkey (Windows) or custom keyboard shortcuts (Linux). For example, Ctrl + Alt + L can be mapped to lock screen if your default shortcut isn't working. shortcut to lock system
Most Common Shortcut: Windows Key + L
Ctrl + Alt + Del → then click "Lock"
Control + Shift + Power (or Control + Shift + Eject on older Macs with optical drives) Linux (Most Desktop Environments) GNOME / Ubuntu / Pop!_OS / Fedora: Super Key (Windows Key) + L Ctrl + Alt + L (or Super +