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89XX series factory reset procedure software

This article goes over how to do a factory reset on Cisco 8900 series IP phones from the software settings. Make sure that the phone is behind an ASA or a Managed Circuit before performing a factory reset as doing so can cause additional issues.


1.Press the settings button on the phone.
2. Go to Admin Settings
3. Go to Reset Setting 
4. Select All Settings

The device will now reset to factory settings. 

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