Do you have a question about the Keychron M4 and is the answer not in the manual?
Connect the mouse via USB Type-C cable to the device. The mouse is ready to use when indicator lights up.
Switch to 'G' mode. The mouse indicator will slowly flash green. Connect the 2.4GHz receiver to the device's USB port.
Switch to 'B' mode. The mouse indicator will slowly flash blue. Search for 'Keychron M4' in Bluetooth settings and connect.
Explains indicator lights for 2.4GHz mode (slowly blinks green: ready, quickly blinks green: pairing) and Bluetooth mode (slowly blinks blue: ready, quickly blinks blue: pairing).
Details DPI settings indicated by different light colors: White (400), Green (800), Blue (1600), Orange (3200), Red (5000).
Explains report rate settings indicated by light colors: White (125Hz), Blue (500Hz), Red (1000Hz).
Hold down both the 'DPI button' and 'Report rate button' for 4 seconds. All LED lights will blink three times.
Mouse enters Auto-Sleep mode after 15 minutes of idle time in 2.4GHz or Bluetooth mode to save battery. Move or click to wake.
Explains indicator lights for charging: GREEN for fully charged, slowly blinking RED for low power.
Lists all items provided with the Keychron M4 mouse: Mouse, User manual, 2.4 GHz receiver, cables, and adapter.
Details technical specifications of the mouse, including size, weight, sensor, resolution, battery, and connection modes.