Download Firmware Ubiquiti UniFi UAP/USW 4.0.15.9872

Ubiquiti has released new firmware for its wireless products that fall in the UAP and USW series. This again addresses several points. The version number is pinned to 4.0.15.9872, and includes the following announcement and list of changes:

Firmware changes since 4.0.14:

• [HD/SHD/XG/BaseStationXG] Fix some IE corruption (related to wildcard and uplink SSIDs).
• [nanoHD/IW-HD] Tweak performance.
• [HW] Miscellaneous bug fixes and improvements.

Firmware changes since 4.0.10:

• [HD/SHD/XG/BaseStationXG] Fix handling of IEs so wildcard SSIDs don’t cause memory corruption.
• [HD/SHD/XG/BaseStationXG] Resolve an illegal memory access when bonding enabled.
• [XG/BaseStationXG] Enable multi radio wireless uplink.
• [HD/SHD] Enable VHT160 support.*
• [nanoHD/IW-HD] Fix downlink stays disconnected after channel change or reboot when uplink using DFS channels (reported HERE).
• [nanoHD/IW-HD] Fix ADDBA Request loop triggered by some client STAs (reported HERE).
• [nanoHD/IW-HD] Fix dynamic VLAN with Fast Roaming issue.
• [UAPG2] Fix physical reset function.
• [UAP] Fix channel 14 support.
• [UAP] Fix issue where all downlink APs are disassociated when one downlink detects a network loop.
• [USW] Add alert temperature to environment stats.
• [HW] Fix an adoption issue which may occur after a known device is reset to factory defaults.
• [HW] Miscellaneous bug fixes and improvements.

Download:
UAP-AC-Lite/LR/Pro/EDU/M/M-PRO/IW/IW-Pro
UAP-HD/SHD/XG/BaseStationXG
UAP-nanoHD/IW-HD
UAP, UAP-LR, UAP-OD, UAP-OD5
UAP-v2, UAP-LR-v2
UAP-IW
UAP-Pro
UAP-OD+
USW
US-L2-POE
US-16-XG
US-XG-6POE
USW-Multi*
*This firmware is meant to be a one file solution that works with all models of UniFi switch. You can use it when upgrading from 3.9.40+ only. It will not work when upgrading from earlier releases.