BL touch on ender 3

  • I face problem with ender 3 motherboard v4.2.2 ,I tried to install BL touch but the BL touch is not functioning good,the problem that the nozzle is High by 02.1 millimetres and after I adjusted the z offset to be -02.0 and go to bed leveling the BL touch detect the bed and stop before the nozzle comes closer to the bed ,I think the the mount is very tall for my ender 3,can any one help ,and also I confused with the framware version and bl touch framware version,can any one expert advice me , thanks and best regards

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