# SD card contents after installation

After installation the SD card contains:

1. config.txt file
2. Folders:
   * logs - text log file(s).
   * install - if BBO Buffer app update is required the new version is copied into this folder and the app is installed automatically after BBO Buffer is powered on with the SD card installed. bbobuffer\_ver\_mipsel\_24kc.ipk, where ver is a version of the application.
   * backup - BBO Buffer stores here the BBO frames when they cannot be sent to B3 i.e. when B3 is not answering.
