http://isdb4l77sjqoy2qq7ipum6x3at6hyn3jmxfx4zdhc72ufbmuq4ilwkqd.onion/docs/android.html
Do not forget it, otherwise you'll lose all your data in case passphrase will be asked again later open a terminal emulator (Windows CMD/Powershell will not work) and change directory to the one you want to use for storing the backup: cd /tmp # just an example Then run the following: adb -d backup -f chat.ab -noapk chat.simplex.app &&
tail -n +5 chat.ab > chat.dat &&
printf "\x1f\x8b\x08\x00\x00\x00\x00\x00" | cat - chat.dat > chat.gz &&
tar -xvzf chat.gz Now unlock the device and...