October 29, 2025

UniFi Switch 7.2.123

Important Notes

UniFi Switch 7.2.123 includes the improvements and bugfixes listed below.

Improvements

  • Improved the IGMP Querier behavior to address IPTV issues reported in 7.2.120.
  • [USW-Pro][USW-Enterprise-24/48-PoE][USW-16/24/48-PoE][USW-Lite-8/16-PoE][USW-Pro-Max-16/24/48-PoE] Improved device stability by fixing improper memory handling.
  • [USW-16/24/48-PoE][USW-Lite-8/16-PoE][USW-Pro-Max-16/24/48-PoE] Improved device stability when handling 802.1X authentication results with long usernames.
  • [USW-Pro-24/48] Improved the DHCP packet rate warning functionality.

Bugfixes

  • Fixed an issue where switching to a static IP did not work.
  • [USW-Flex-XG] Fixed a device crash issue while requesting a DHCPv6 address.
  • [USW-Pro][USW-Enterprise-24/48-PoE] Fixed an issue where the device could be reported offline when repeated link events occurred.

Additional information

  • Your device built-in display may turn black or unresponsive for ~10 minutes after firmware upgrades to upgrade Touchscreen firmware.
  • Your device’s Etherlighting ports may turn off for ~5 minutes after firmware upgrades to upgrade the Etherlighting firmware.