Upgrade Notes:
1. This firmware is only fit for AC19 V1.0 and its firmware version must be in V16.3.10.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. Solved the issue that it will run out of CPU and get hang when upgrade online.
Số 26 Lô C Trường Sơn, Phường 15, Quận 10, TP. Hồ Chí Minh
