Hello i have few issues, i can't fix them. Trying some solution, but dosnet't work. 
 
	I follow Vanila guid on dotrania.
 
	Previous i had fully worked Cathalina with clover i decided to change efi to OC, install Big Sur 11.2.3 and then fix problem's but i can't deal with it.
 
	I have Dell E5470 with i5 6300u without GPU.
 
	 
 
	My issue i find out:
 
	-Not working keyboard, mouse and track pad
 
	-freeze after pług/unplug charger
 
	-no second screen when pin to dock station
 
	-sleep also dosne't work but is not so important than previous
 
	 
 
	i attach my EFI, if someone can help i will be very gratefull
 
	 
 
EFI.zip