if y are y Gemini GP4.1 than y not need to install any other Plugin to play m3u files
1. install geminifilebrowser from Addon Manger
2. start the Videos plugin
3. search the folder with the m3u file (if y use Dreamdroid APP, its possible to send files from Smartphone to the Dreambox)
4. select the m3u file and press OK
5. if stream doesnt start or has any problem y can select a different service type (1, 8739 or 4097)
6. not need to cancel Channel for switch to next channel, press left /right button to change channel or up/down to show the channel list