You will be able to save your Viber chat history on the computer by following the simple steps as mentioned below: In the first step, you have to open your Viber app > After that, mail the backup of your Viber messages > Now, you need to download a Mobile Trans all on your PC > Again, connect the Android phone with your computer > You have to back up your Viber data from the Android phone > At last, simply export your data to your computer.