Dear Grandstream Customers,
Firmware 126.96.36.199 for UCM6510 is released as official today. The firmware and release note can be downloaded from:
- UCM6510 on firmware 188.8.131.52 must be upgraded to 184.108.40.206 first, then it can be manually upgraded to 220.127.116.11. Please follow the instructions in the release note carefully to upgrade to firmware 18.104.22.168.
- Backup is required before upgrading. Please prepare SD card or USB storage device to backup your configuration and data before upgrading.
- Once upgraded to 22.214.171.124, downgrading to any previous firmware version is not supported.
Please contact us should you have any issues. Thank you for your support for Grandstream products.
Grandstream Networks, Inc.