1. This firmware is only fit for AC9v1.0 and its firmware version must be in V15.03.05.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.
1. Solved the issue with remote web management.
2. Solved the issue that iOS14 show weak security due to WPA/WPA2(TKIP).