UniFi Update Problem – How to Manual Update Steps for UniFi Devices
Ubiquiti Networks’ recent updates for devices on the UniFi platform
and the minimum firmware requirements supported by UniFi Controller software (firmware)
requirements are not compatible with the firmware version installed on newly purchased devices. and configuration operations cannot be performed directly. In this article, we will talk about the manual update of the Wireless Access Points
on the UniFi platform.
Software for Windows Platform;
- SSH Client: Putty
, KiTTY, etc. program,
- Any program that supports WinSCP or
SCP
connection protocol, - Firmware compatible with your
UniFi AP
can be downloaded here.

Update Steps;
NOTE 1: Before you download the update file that is compatible with your device, you must check the software version currently installed on your device from the Devices tab in the UniFi Controller
. If your device software is expressed in a format similar to the 3.9.X
version number, simply download the latest version compatible with your device.
NOTE 2: If your software version is expressed in a format similar to the 3.7.X
version number, or if it is a lower version; You should download both 3.9.X
and the most current version available from the software download page.
NOTE 1 Updating according to;
- Rename the downloaded update file to
“fwupdate.bin”
, connect to the file system of your device using
WinSCP's SCP protocol
, using your UniFi device’s IP address and default“ubnt”
username and password.

- Enter the
“tmp”
the folder in the root directory and copy the update file“fwupdate.bin”
into the“tmp”
folder. PuTTY
orKiTTY
, connect to your device’s command line using theSSH
client, using your device’s IP address and defaultubnt
user name and password,
1 | syswrapper.sh upgrade2 & |
- Start the software update process using the command, the update can take up to 2 minutes, during which you can follow the update process movements of your device with the help of the LED on the device. The status notification LED will flash
“Orange / Green”
or“White / Blue”
sırasında during the update, depending on the model of the device. In addition, you can continuously ping the IP address of the device to see if the device is fully powered up.
- You can check if the update process was completed successfully by connecting to your device again with
PuTTY
or from the Devices tab of theUniFi Controller
software.
NOTE 2 – Update Operations
- Note that we have to upgrade the device to the current version by following the steps outlined in Note 1 twice, separately for the
3.9.X
the version we have downloaded, and separately for the latest software version. - Rename the update file for version
3.9.X
to“fwupdate.bin”
, connect to your device’s file system using theSCP
protocol of theWinSCP
the program, using your UniFi device’s IP address and default“ubnt”
username and password. PuTTY
orKiTTY
, connect to your device’s command line using theSSH
client, using your device’s IP address and defaultubnt
user name and password,
1 | syswrapper.sh upgrade2 & |
- Start the software update process using the command, the update can take up to 2 minutes, during which you can follow the update process movements of your device with the help of the LED on the device. The status notification LED will flash “Orange / Green” or “White / Blue” during the update, depending on the model of the device. In addition, you can continuously ping the IP address of the device to see if the device is fully powered up.
- After completing the update for version 3.9.x, you can upgrade your device to the latest software version by repeating the same update steps for the current software version.