NOTE ABOUT CUSTOM PRINTERSET:
- For non root users, udev rule, such as 99-Custom.rules, has to be applied.
- To retrieve CLI usage for PrinterSet run:
./PrinterSet-*.AppImage --help 

NOTE ABOUT APPIMAGE:
In case of problems related to fusermount while executing PrinterSet AppImage (e.g. "use: failed to exec fusermount: Permission denied"), try this:
export FUSERMOUNT_PROG=/bin/fusermount


