Screenshot: ALT+Q

Keyboard mapping: ALT+1

Toolbox: ALT+2

Volume increase: CTRL+up (↑)

Volume down: CTRL+down (↓)

Turn mute on/off: CTRL+M

Switch to the next tab: CTRL+TAB

Switch to the specified label: CTRL+1~9

Zoom in/out: CTRL+mouse wheel

Home: Home

Return: ESC

Boss key (customizable): ALT+Z

Turn on/off sticking: CTRL+T

Turn on/off mini mode: ALT+G

Full screen: F11

Hide/show toolbar: ALT+T

ROOT function: need to be turned on in the settings in the upper right corner of MuMu Player.