Upgrade Notes:

1. This firmware is only fit for MX21ProV1.0 and its firmware version must be in V16.03.40.XX or more.

2. Do not power off the device when upgrading.

3. Please unzip the file you downloaded and use the file ended with "bin" or "trx" to upgrade your device.

4. Please reset it to factory settings after upgraded it.

Release Notes:

1. Optimize mesh function.

2. Fixed the issue that the color of the topology icon showing the network quality does not match the specification.