1. This firmwareis only fit for AC9v1.0 and its firmware version must be in V15.03.05.XX ormore.
2. Do not poweroff the device when upgrading.
3. Please unzipthe file you downloaded and use the file ended with "bin" or"trx" to upgrade your device.
4. Please resetit to factory settings after upgraded it.
1. Solved the issue with remote web management.
2. Solved the issue that iOS14 show weak securitydue to WPA/WPA2(TKIP).