How to clear Contact list and Call log?
1. Exit Softphone.Pro.
2. Find up the Softphone.Pro settings folder on your computer. The default location is:
C:\Users\[WINDOWS-USER]\AppData\Local\SoftphonePro, [WINDOWS-USER] - is your Windows user name.
3. Remove the file SoftphonePro.db:
4. Open the Softphone.Pro. Contacts and Call log are empty.