Do you have a question about the Akko ACR Pro 75 and is the answer not in the manual?
Access File Explorer (Fn+F1) and Email (Fn+F2).
Launch Windows Search (Fn+F3) and Browser Homepage (Fn+F4).
Control media playback and volume with Fn + F5-F8, <, >.
Access Insert, PrtSc, Calculator, Mute via Fn + I, P, C, M.
Swap WASD keys with arrow keys using Fn + W.
Adjust display brightness (Fn+F1/F2) and access Mission Control/Siri (Fn+F3/F4).
Control audio playback and volume with Fn + F7-F12.
Access Insert, PrtSc, Calculator, Mute, and OS-specific modifiers via Fn + I, P, C, M, Win/Alt keys.
Swap WASD keys with arrow keys using Fn + W.
Lock the Windows key using Fn + Left Win.
Restore keyboard settings to factory defaults by holding Fn + Backspace for 5 seconds.
Switch between Windows and Mac operating systems using Fn + Q or Fn + O.
Toggle backlight on/off (Fn+L) and adjust brightness (Fn+↑/↓).
Change animation direction (Fn+←/→) and speed (Fn+-/=).
Customize RGB lighting effects and colors via Fn + Delete, Spacebar, Z, X, Left Ctrl.
Key and lighting effects customization requires the Akko driver.
Utilize the Akko Cloud driver for audio visualizer effects.
Download drivers from en.akkogear.com.