Run the SHAPER_CALIBRATE command. Use ei (Extra Input) shaper for best dot-suppression.
In 3D, the spatial relationships between "dots" representing files can become cluttered, making it harder for developers to identify specific patterns of distribution. filedot model fix
If your printer uses A4988 drivers, replace them with TMC2208 or TMC2209. A4988s are famous for causing the "filedot" pattern due to their crude current chopping. Run the SHAPER_CALIBRATE command
19: Filedot 3D extension (taken from [MFM03]). - ResearchGate filedot model fix