If you google it, you will find plenty of YouTube video's on how to remove ethanol from petrol,.
The ethanol is needed to to give the fuel the octane it has. Remove the ethanol and put a hole in your piston.
Just live with the E10. After changing the fuel lines, the "only" problem it has is requiring the float bowl to be drained. Other than that, it's not bad stuff, just different than Pb-free gasoline, which in turn was different than leaded gasoline. Each time the fuel changes you'd think it was the end of world.