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The Key combinations table of Keychron  V4

For Keychron V4, we’ve included all the normal and useful function keys that can be accessed via the default key combinations. Here is the table for all the key combinations and functions it can access. (Download the key combinations table here.)

Keychron V4 QMK VIA custom mechanical keyboard 60 percent layout for Mac Windows iOS RGB backlight with hot swappable switch

fn + Keys

KeysFunction
fn + esc
`
fn + 1Screen Brightness Down
fn + 2Screen Brightness Up
fn + 3Mission Control (Mac mode) / Task View (Windows mode)
fn + 4Launchpad (Mac mode) / File Explorer (Windows mode)
fn + 5Keyboard Backlight Down
fn + 6Keyboard Backlight Up
fn + 7Rewind
fn + 8Play / Pause
fn + 9Fast Forward
fn + 0Sound: Volume Mute
fn + -Sound: Volume Down
fn + =Sound: Volume Up
fn + backspaceRGB Mode Next
fn + tabTurn On / Off the Backlight 
fn + QRGB Mode Next
fn + ARGB Mode Previous
fn + WKeyboard Backlight Up
fn + SKeyboard Backlight Down
fn + EHue Increase
fn + DHue Decrease
fn + RSaturation Increase
fn + FSaturation Decrease
fn + TRGB Speed Increase
fn + GRGB Speed Decrease
fn + PInsert
fn + LScreen Shot
fn + [Page Up
fn + ;Page Down
fn + ]Home
fn + "End
fn + KArrow Up
fn + <Arrow Down
fn + MArrow Left
fn + >Arrow Right
fn + ?Delete
fn + IMenu (Windows mode)
fn + OScrollock (Windows mode)
fn + J + Z (long press for 3s)Reset The Keyboard

fn1 + Keys

KeysFunction
fn1 + esc
~
fn1 + 1F1
fn1 + 2F2
fn1 + 3F3
fn1 + 4F4
fn1 + 5F5
fn1 + 6F6
fn1 + 7
F7
fn1 + 8F8
fn1 + 9F9
fn1 + 0F10
fn1 + -F11
fn1 + =F12
fn1 + tabTurn On / Off the Backlight 
fn1 + QRGB Mode Next
fn1 + ARGB Mode Previous
fn1 + WKeyboard Backlight Down
fn1 + SKeyboard Backlight Up
fn1 + EHue Increase
fn1 + DHue Decrease
fn1 + RSaturation Increase
fn1 + FSaturation Decrease
fn1 + TRGB Speed Increase
fn1 + GRGB Speed Decrease

*Above are the default key combinations of Keychron V4. You can customise your own key combinations on each layer and access to more functions through VIA software. Please click here and read "How to Use Different Layers to Set the Combination Keys" for details.