Creality K1 complete first layer Test

First Layer Test in 0.2mm for all 22,5cm x 22,5cm printing beds like the Creality K1 It will show you how good your printer works and where you need to recalibrate or turn some screws. If your print does not turn out perfectly you can reffer for example here: https://www.reddit.com/r/FixMyPrint/comments/rsjrh8/diagnosing_first_layer_problems/ to find the reason of your Problems.Its a verry good position to start with the search for a solution.I can not give you a general solution here cause every printer is different and everyproblem may be different.