Please choose the correct version to upgrade for the device to follow local country regulations
It is NOT suggested to upgrade firmware which is not for your region. 
Release Date: 20160624

This version compliant with FCC Standard.
Release Note:
1.Fix the problem that the radio won't be enabled after disable first SSID.
2.Fix the problem that AP won't reboot after VLAN parameters was modified.
3.Enable High power output feature.
Note: If you need to install APs with controler M3, please also upgrade firmware version of M3 to V1.0.0.6(4575) or later version firstly. If not, the controller M3 can't discover APs.