Overview
When factory resetting Yealink T48S phones, users may experience a loss of configuration and a "no service" error. This issue can occur if the phone is using an outdated provisioning URL or an older firmware version. Updating to the correct provisioning URL and the latest firmware can resolve these issues.
Information
To resolve configuration loss and "no service" errors on Yealink T48S phones after a factory reset, follow these steps:
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Verify the Provisioning URL:
- Ensure that the phone is using the correct provisioning URL:
Phones-na.kandy.io. - If the phone is using an older URL such as
Phones-na.nuviacloud.com, update it to the new URL.
- Ensure that the phone is using the correct provisioning URL:
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Update the Firmware:
- Access the phone's web interface using the default credentials.
- Navigate to the firmware update section.
- Download and install the latest firmware version, 66.86.0.15, from the Yealink portal.
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Reboot the Phone:
- After updating the provisioning URL and firmware, reboot the phone to apply the changes.
These steps should resolve the configuration and service issues. If problems persist, check for network issues or contact support for further assistance.
Frequently Asked Questions
- What should I do if my Yealink T48S phone shows "no service" after a factory reset?
- Ensure that the phone is using the correct provisioning URL
Phones-na.kandy.ioand update the firmware to the latest version, 66.86.0.15. - How can I update the firmware on my Yealink T48S phone?
- Access the phone's web interface using the default credentials, navigate to the firmware update section, and install the latest firmware version from the Yealink portal.
- Why is my phone not auto-provisioning after a reset?
- The phone may not auto-provision if it is using an outdated provisioning URL or an older firmware version. Update to the correct URL and the latest firmware to resolve this issue.
Mohammed Amer
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