1.9.1 Public Official

This is the public official release of Bambu Studio v1.9
Please see the release logs of 1.9Public Beta, 1.9 Public Beta 2 ,1.9 Public Beta 3 and1.9 Public Beta 4 for the complete list of changes with respect to 1.8.4

The full release notes of 1.9.1 can also be found here: https://wiki.bambulab.com/en/software/bambu-studio/release/release-note-1-9-1

improvement

Some translations improvement, Ukrainian by @iZonex, Turkish by @fatih5228, French by @grandsirefr

Bugfix

1. Fixed the bug that changing filament with height range modifier does not work on assemblies. #3876
2. Fixed the bug that the models containing certain height range cause the software to crash when slicing. #3917
3. Fixed some model files that failed to be sent in LAN mode with a prompt error of -4020
   #3575
4. Some fix in GCodeConflictChecker, by @flickerfree
5. Some building issue for linux, by @queengooborg
6. Fixed some logic error in PLA jamming gcode for P1S by @afriede
7. Fixed by building issue under Flathub, by @hadess

known issues

1. Bambu Studio crash at the open stage on some macos computer (#4050)
   this is caused by an old configuration file in $HOME/Library/Application\ Support/BambuStudio/ota
   please delete this directory and re-launch Bambu Studio again

2. Bambu Studio(1,9.1.66) crash at the open stage on some windows computer (#4074)
   this is caused by some fonts loading failed, please use 1.9.1.67 instead