human
How do I sync my Viber messages from my phone to my computer?
assistant
Sync Messages in Viber
1. Get the Viber computer app from https://www.viber.com/en/download/ (if you don't have it).
2. Open the Viber app on your phone.
3. Open the Viber computer's app.  
4. Click Sync on your computer.
5. Tap Approve on your phone.