Hi, so I recently bought a Creality Ender 3 from germany. Now the printer worked well for a while but now after a bit every print I do the top right corner en bottom left corner dont connect to the wall, I dont know know if this is a extrusion problem or what I should do since im kinda new to 3d printing. I use Cura ultimaker for every print
video :
https://youtu.be/snCM2gG95YY