02-07-2022, 03:25 AM 
		
	
	
		Have you tried to increase the Power the Keyboard can provide in OS level?
echo 1500000 > /sys/class/power_supply/rk818-usb/input_current_limit
Default is 500mA and often not enough to charge a running phone.
	
	
	
	
echo 1500000 > /sys/class/power_supply/rk818-usb/input_current_limit
Default is 500mA and often not enough to charge a running phone.



