Ender 3 installing cr touch July 8, 2019 16 32 64 128 Installing cr touch ender 3 pro Installing cr touch ender 3 Ender 3 cr touch firmware not installing Installing cr touch on ender 3 v2 Cr touch ender 3 install Ender 3 bltouch setup 3d touch on ender 3 Ender 3 bltouch marlin configuration