This release is mainly to be used for UniFi Security Gateway(USG) and UVP Phones.
This release is base on v3 AP software. Controller is v4
Please backup previous controller configuration.
Can install this new or upgrade from v3.2.1/v3.2.5/v4.1.1/v4.2.0/v4.3.0.
Will not support upgrade from v2 to v4.