- Download PuTTY from https://www.putty.org/
- Log into your Unifi controller and navigate to Site by clicking on the Settings gear wheel on the bottom left of the controller screen.
- Click the eye to see the SSH authentication password.
- The username and password shown above are required for SSH login using PuTTY. Often the password is a series of hexadecimal characters if it wasn’t changed during the initial setup of the controller.
- Open PUTTY and type the IP address of the device you want to connect to and click Connect.
- You will be presented with the following dialog box so please read its contents and think about them before clicking Yes as it is a security alert.
- The PuTTY window will open, type the username shown in the Enable SSH Authentication screenshot above and press enter.
- Type the password shown in the Enable SSH Authentication screenshot in step 3 above and press Enter, ***Please note when typing the password, the cursor doesn’t move***.
- Go to www.ui.com/download and find your device by navigating through the list on the left.
- Accept the End User License Agreement after reading it.
***Please note*** if the upgrade fails, you may need to repeat the process without deleting the S from HTTPS.Click
- Delete the S from HTTPS as some older devices only recognise HTTP and most newer devices can be upgraded by using HTTP.
- COPY URL after deleting the S
- Go back to PuTTY and type Upgrade then right mouse click to paste into PuTTY and press enter
- The Upgrade will begin
- The device will reboot and the light will flash white before eventually turning solid blue.
- The device should now be visible in the controller and the status should be Updating or Adopting.
Upgrade UniFi access point firmware via SSH
Author: Liam O'Leary
Modified on: Thu, 13 Feb, 2020 at 4:29 PM
Did you find it helpful?
Can you please tell us how we can improve this article?