Unable to Dial Out Using the Rainbow Office Softphone

March 15, 2021
Article : 024875

This article provides troubleshooting steps to resolve the issue when the Rainbow Office softphone cannot dial out and is only limited to RingOut in Windows.


User with an assigned Digital Line tries to make an outbound call using the Rainbow Office softphone.


Unable to dial out using the Rainbow Office softphone. The app only shows RingOut when trying to directly dial out.

Affected Environments

Rainbow Office Softphone desktop app



1. Launch the Rainbow Office softphone

2. Press Ctrl+F1 and click App Folder

3. Press Alt + Arrow up key

4. Log out from Rainbow Office softphone

5. Delete the Softphone folder

6. Relaunch Rainbow Office softphone

7. Check if you can now place a direct dial outbound call instead of RingOut


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