By the way, I’ve also installed firmware version 01.09.00.00 on an A1 Mini and haven’t noticed any issues with the first layer so far.
Of course, that doesn’t mean there aren’t differences between firmware versions or individual printers. However, based on my experience, I can’t confirm that this firmware causes a general first-layer problem - or another problems.
Disclaimer for context: I dry my filament and calibrate my printers, so keep that in mind:
