This page is compatible with Klipper, Marlin, and RepRapFirmware.
[extruder]section of your config, update
pressure_advanceto the new value and issue a
M900 K<value> in your filament g-code (same as above). This must be set each time.
You can save a permanent default to the firmware by modifying Configuration_adv.h and reflashing the firmware. Instructions in the “Saving the K-Factor in the Firmware” section here.
In Cura, you can set it during slicing using this plugin.
M572 S<value> in your filament g-code (same as above) or in your start macro. This must be set each time.