Dear Grandstream Customers,
Firmware 188.8.131.52 for GRP2612/2612P/2612W/2613/2614/2615/2616 is now released as Beta. Here is the link to the release notes:
The firmware and release notes can be downloaded from:
Please contact us should you have any issues. Thank you for your support for Grandstream products.
Grandstream Networks, Inc.