Leica Camera released firmware updates for all digital M rangefinders with added support for the new Summarit-M lenses that were announced at Photokina:
- Leica M8 firmware update v2.024
- Leica M9, M9-P and M-E firmware update v1.202
- Leica M Monochrom firmware update v1.008
- Leica M and M-P firmware update v2.0.1.7
The firmware and upgrade instructions can be downloaded here.