Sony KD-55X8509C HDTV Firmware 3.533 Download

Posted at December 25, 2024 by PCI-DB Team

Sony KD-55X8509C HDTV Firmware 3.533 Description

Benefits and improvements:

- Resolves the juddering issue when using a UHD Set-top box
- Reduces input lag for HDR game mode (4K HDR models only: X85C, S85C, X91C, X90C, X93C and X94C)
- Improves the stability of the TV
Restrictions: only for use with TV sold in Europe. Not all models are sold in all countries

Install the update

Once you've downloaded the update file, you can install it on your TV. Just follow the simple steps below.

The process can take up to 30 minutes and during the installation your TV will turn off before turning itself back on.
- Turn on the TV
- Insert your USB device containing the file sony_dtvxxxxxxxxxxxx_xxxxxxxx (.pkg) into the USB slot of the TV set
- A series of different messages will appear on the TV screen - follow the on screen instructions
- The update will start and a white Led light will start blinking on the front panel of the TV, and the Update icon will appear on the TV screen - Do not remove the USB or turn off the TV.
- After several minutes, the TV will turn off and then turn back on to complete the update and a confirmation message is displayed on the TV set. - Do not remove the USB device or turn off the TV set.
- After the TV turn back on, remove your USB device from the USB slot

Check the update was successful:

- Turn on your TV and press the HOME button on the remote to display the Home Menu
- Navigate to HELP > Settings, and press Enter.
- On the TV screen, the firmware version number should appear like this: SOFTWARE VERSION vXXXX- if the version number is PKG3.533.xxxx or higher you already have the most recent firmware

About HDTV Firmware:

By upgrading your TV firmware version, you will benefit from improved image quality, fixed various noise issues, enhanced Internet connectivity (if available), boosted stability and usability level, as well as from several other changes.

However, you should first check that this release is compatible with your TV model and that it specifically resolves a problem that you have been encountering or makes changes that you deem useful.

In addition to that, since there are numerous TV models and manufacturers, as well as several methods for updating the software version, we recommend that you refer to the product guide, familiarize yourself with the procedure, and initiate the upgrade only when you have completely understood the steps.

Bear in mind that, in the event of an update failure encountered by trying to apply an improper firmware or if you don’t successfully succeed to install the new software, the TV can suffer serious malfunctions.

Therefore, if you wish to apply this release, click the download button, get the package, and refer to the update guide to upgrade the TV firmware. Also, if you want to stay up to date with latest releases, check with our website as often as possible. 

  It is highly recommended to always use the most recent driver version available.

Try to set a system restore point before installing a device driver. This will help if you installed an incorrect or mismatched driver. Problems can arise when your hardware device is too old or not supported any longer.

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