Bug or problem

i have one dedicated server from hetzner with gpu i want to use teamviewer with easy access i try it but i have one bug with mouses i have 2 mouses and i have too much lag .... i have 0 lags with remote dekstop connection but with teamviewer easy access 2 mouses too much lag ..i want to use teamviewer because dedicated have gpu ...and with remote desktop connection is bad gpu is dont working full (I do not know if you understood anything with what I wrote)

i use easy access because dedicated server have no monitor at all and with easy access i can have monitor 

OS = Windows Server 2016 Standard !

video shows the lag = https://streamable.com/02kn8