Applicable to Yealink T1, T2, T3, T4, T5, CP and VP Series
Follow the steps below to factory reset your Yealink T1, T2, T3, T4, T5, CP and VP series device in order to bring back the factory default settings. This must be done before provisioning your Yealink phone in case the device has residual settings of a previous configuration.
Factory Reset your Yealink phone
- Power on the phone.
- Wait until the “Idle” screen is visible. (Make sure there are no alerts on the screen, such as missed call banners, voicemail etc, a quick way to remove anything from your home screen is to pickup and hangup your handset)

- Hold down the “OK” or “REDIAL” (if Android phone) or “Mute Indicator” button until the message “Reset to factory settings?” appears.

- Press “OK” or “Yes” depending on the model. Wait a moment (Or two or three :) this step can take up to 5 minutes)
- Your phone has been successfully reset.