Need the RHR Desktop App? Here ya go https://update.remotehamradio.com/desktop/download
More Info Below
1. Log into the RHR Console.
2. Select “Logbooks” from the user menu.
3. Click “Enable” for the “LOTW Sync”
4. Enter your ARRL LOTW username and passowrd.
5. Upload your <callsign>.p12 certificate file.
6. Thats it! From this point forward all QSO’s logged into the RHR logger will be automatically uploaded to LOTW and any new QSL’s will be pulled down.