Do you run Ubuntu MATE on the Raspberry Pi 2? Your topics are to be categorized here. While the Raspberry Pi port looks and feels like the desktop edition of Ubuntu MATE, it's underlying kernel and architecture is significantly different, which can introduce some incompatibles with third party software you may wish to use.
Topics may discuss:
- Uses and tried & tested software that run great on the Raspberry Pi 2.
- Peripherals that work with the Raspberry Pi 2.
- Diagnosing problems with your connected hardware or installed software.
For more information about the Raspberry Pi 2 edition, please see: