Synology Router: SRM Version 1.2.5-8227-2

Synology Router SRM Version 1.2.5-8227-2

SRM is the operating system of the Synology RT2600ac and MR2200ac router. The update includes the latest features and enhancements. The 1.2.5-8227-2 SRM update will be available for selected regions within the following weeks, although the release time in each region may vary slightly. This update fix the issue where a mesh Wi-Fi system might not work properly when MAC cloning is enabled on MR2200ac and RT2600ac. Synology also deleted the warning pop up message where SRM 1.3 was mentioned.

Download RT2600ac SRM Version 1.2.5-8227-2

Download MR2200ac SRM Version 1.2.5-8227-2


  • STEP 1

Log in into your RT2600ac router then go to Control Panel / System / Manual SRM Update. Follow the instructions in the image below.

1 Synology SRM 1.2.5 8227 Update 2

  • STEP 2

Select and upload the file you have previously download at the beginning of this article. Follow the instructions in the image below.

2 Synology SRM 1.2.5 8227 Update-2

  • STEP 3

After you click OK on STEP 2 a new pop up window will appear with the following message: The system cannot be shut down during the update. Do you want to continue? Click Yes. Wait approximatively 5-10 minutes for the update to be completed. Follow the instructions in the image below.

3 Synology SRM 1.2.5 8227 Update 2

  • STEP 4

If everything went well, you will see the new SRM Version 1.2.5-8227-2 correctly installed.

4 Synology SRM 1.2.5 8227 Update 2

Note: The SRM version 1.2.5-8227-2 is also available for RT1900ac router.
Note: Once the RT2600ac router is up, you need to turn the mesh devices off and back on again.

This post was updated on Friday / May 13th, 2022 at 2:44 AM