Bed stays 21 mm too low in auto home position.

PoE

I have just bought and put together mu Ender 5 plus. I has done according to http://youtube.bezSOVAdKw4ss but the bed stays 21 mm to low in auto home position.

Yolanda

hi，@PoE 1. Please update the firmware again, and then execute the Z-axis compensation execution code;

BLtouch Z axis compensation code.zip
Ender-5Plus -BLTouch -0117_V1.70.2 BL.hex
https://drive.google.com/drive/folders/14TmzhP_OleP9I098mP3SVDwxpa_gqwSU

Level again according to the unboxing video and leveling video.
https://youtu.be/soSrvoosY1c
https://youtu.be/NBatdrVr-mM
If the issue still exists, please send an email to cs@creality.com and attach the videos in detail. There will be professionals to help you.