After reboot:
Fixes critical vulnerabilities to prevent unauthorized device access. Upgrade Firmware Version 1.255 Ubnt -UPD- Download
Open your terminal (macOS/Linux) or an SSH client like PuTTY (Windows). Upgrade Firmware Version 1.255 Ubnt -UPD- Download
This guide outlines how to upgrade Ubiquiti (UBNT) firmware to Version 1.255 Upgrade Firmware Version 1.255 Ubnt -UPD- Download
The simplest way to upgrade is through the device's built-in system settings.
Execute the upgrade command: syswrapper.sh upgrade2 & (for UniFi APs and Switches) upgrade /tmp/fwupdate.bin (for generic Ubnt devices)