BedLevelCheck or HowToFix A WarpedBed

#*ATTENTION!!! WORKS ONLY ON FLAT BEDS!!!!*
Use .stl *only* if you KNOW your bed is flat.
If your bed is heavily warped-> fix it first or buy a new one and hope for the best.
*You'll find a solution for your warped bed down in the notes*


How to use this;

1st step; *Coarse* -> Level Bed with paper/post-it. Check corners ~30mm from edges and once up/down left/right through the middle (at this point you should notice if your bed is flat or not. Stop here if you feel that the nozzle sometimes scratches/no resistance.)

2nd step;*Slice* -> *200mmSquare_0.5mm.stl* with your favorite slicer-software to *0.2mm* Layer Height with *20mm/s* printspeed and your preferred *temperature settings*

3rd step; *Fine* -> Print *200mmSquare_0.5mm.stl* on your printer, while carefully observing the nozzle. Adjust the sides or single corners where the;

Filament *curls (the nozzle is too far from bed and therefore does not stick -> raise the bed)*
or
Nozzle *extrudes wide,flat layers or d