JBL 5.1 wireless soundbar firmware update-SoundbarStereo

There have been some incompatibility issues with the JBL Bar 5.1 soundbar’s audio and video signals emitted by some television sets and consoles that are equipped with HDMI inputs, The latest software update addresses issues with Motorola cable boxes and PS4 Pro consoles. So we are going to show you the process of how to JBL 5.1 wireless soundbar firmware update. Here are the steps you need to follow.

How to update JBL soundbar firmware watch this video

The following are required:

  1. FAT/vFAT-formatted USB memory stick
  2. Files for firmware upgrades Patch cable for stereo audio in 3.5mm

JBL 5.1 wireless soundbar firmware update. Step-by-step guide:

Step 1. Define current version of your software

Check the version of Software installed on your soundbar: press and hold the DIM DISPLAY button on the remote control for 5 seconds, followed by the short press of the SOUND MODE and then the short press of the NIGHT MODE button.

Step 2. Find the latest version of JBL 5.1 software

Find the latest version of Software on the jbl.com in the Documents and Downloads section – Software.

Step 3. Download

Download the latest version to your computer. The file will be in the zip format.

Step 4. Extract

Extract the firmware .zip file.

Step 5. Prepare USB stick

Format your USB stick in FAT32. Note that all files will be deleted from your USB in the process of formatting. The easiest way is to find your USB in This computer – > Devices and drivers, right click, in the pop-up menu click Format button, select file system (FAT32), formatting method (quick) and click Start button.

Step 6. Create a UPG folder

After formatting create a UPG folder at the root of the USB drive and copy extracted at Step 4 file there.

Step 7. Unity.bin file

Your USB drive should now have a unity.bin file in the UPG folder (extracted in Step 4)

Step 8. Speakers connection and AUX input

Connect the wireless speakers to your soundbar and subwoofer upgrade port to AUX input using 3,5mm AUX-in cable.

Step 9. USB connection

Power on your soundbar and insert USB driver on the back of the soundbar.

Step 10. Starting the update process

Using the soundbar’s (POWER) and (VOL -) buttons, press and hold them for at least ten seconds.


When this is done, the soundbar will begin the upgrade procedure, it will cycle through UPG00 – UPG99 or so on the display, then enter standby if everything went well.

Alternative method

You can try to upgrade your soundbar online through connection to your TV, it should be updated automatically. In the process of updating the software there will be a PROGRESS status on the soundbar display and LOAD and STDBY as soon as the process is completed.

Soundbar recovery

  1. Disconnect all cables and the USB drive (if it’s connected) from the soundbar
  2. Turn the unit off completely (this may take a few seconds or more)
  3. The unify.bin firmware needs to be copied into the UPG folder after formatting a new USB stick (yes, really).
  4. Go back to Step 5 and repeat the process.

We should now begin the upgrade process again, and hopefully, everything will go more smoothly this time.

The 3.5mm stereo patch cable is absolutely crucial for connecting the subwoofer to the soundbar. A failure to do so will result in an incomplete firmware upgrade, and your soundbar will be sent back to brick land.

Frequently asked questions

How do I update my JBL 5.1 soundbar firmware?

To begin the software upgrade, insert the USB thumb drive into the Soundbar’s USB port on the rear panel and hold the [POWER] and [VOL-] buttons for 10 seconds. 3. The Soundbar’s front display will now show “UPDATING.”.

Is there an app for JBL 5.1 soundbar?

JBL Bar 5.1 Surround can be set up using the JBL BAR Setup app. Streaming music across multiple rooms is made incredibly easy with Alexa MRM (Multi-Room Music). The app will only work with JBL Bar 5.1 Surrounds that have been updated with the latest firmware.

How do I update my soundbar firmware?

Plug the soundbar, the subwoofer, and the rear speakers back in after unplugging them for 30 seconds. You can access the soundbar’s control menu by opening the SmartThings app on your phone. Right at the top of the screen, tap the 3 vertical dots. Update Now can be found under Information > Firmware Update.

Is there a JBL soundbar app?

The JBL BAR Setup app can be downloaded. Set up the soundbar with the JBL BAR Setup app.