Sony Bravia XR-77A83K HDTV Firmware 6.7546

Benefits and Improvements:

- Improves general TV performance
- Enhances TV security

The following benefits and improvements are also included in this update:

- Resolves an issue where the TV guide wasn’t entirely populating future program information when using a specific profile
- Improves the Game Menu functionality when using gaming applications
- Improves the TV clock accuracy
- Improves video streaming smoothness in specific applications
- Adds support for the TV Channel Editor for BRAVIA mobile app to connect to the TV over the network
- Implements the Screen Size feature in the Game menu (models with the 123 remote control button)
- Resolves an issue where the picture quality degraded on the internal tuner under specific circumstances
- Resolves an issue where sound drops could be heard from a connected HDMI source in VRR mode
- Resolves an issue where no sound could be heard when using specific PC graphic cards in 4K 120Hz mode
- Improves the reconnection process after a power cycle to the stored Wi-Fi access point
- Introduces the Game menu (For TVs with the 123 (Control menu) button on the remote control)
- Introduces the Eco dashboard
- Removal of some voice commands for selecting input, quick settings, recordings and TV menu
- Support for voice command to select content on Alexa Search & Play
- Extends the integration of supported soundbar models in the TV user interface
- Resolves a problem where picture noise could be observed on a specific channel (Poland only)
- Fixes an issue where the TV occasionally displayed a green picture instead of video content
- Fixes a local dimming issue on the XR-85X95K (noticeable cloudy discolouring) when watching dark scenes
- Introduces hand gesture control
- Introduces eco feature for BRAVIA CAM: camera sensor optimization to control panel brightness and reduce power consumption
- Adds support for TV Channel Editor for BRAVIA mobile app
- Resolves an issue where the TV would not display the channel properly when waking up from standby
- Resolves an issue where the TV would not display the channel properly while changing channels with specific operator (France only)
- Improves overall TV performance
- Adds Camera sensing functions (A95K & Z9K): Auto adjusts picture and sound and Proximity alert
- Resolves an issue where subtitles are not showing in specific contents
- Resolves an issue where the clock display on the TV stops
- Resolves an issue where only the right side of the screen is visible
- Resolves an issue where certain YouTube content becomes a green picture
- Resolves an issue where it’s not possible to watch a channel while recording another channel under specific circumstances
- Improves Auto local dimming (1) and Peak luminance (2) options when Variable Refresh Rate (VRR) is enabled.
(1) for Z9J/ X95J/ X90J/ Z9K/ X95K/ X90K/ X90S
(2) for Z9J/ A90J/ A80J/ X95J/ X90-92-93-94J / Z9K/ A95K/ A90-92-93-94K/ A80K/X95K/ X90K/ X90-94S
- Support Camera sensing function of Auto adjust picture and sound (except X85K / X80K / X81K / X82K / X89K)
- Support Camera sensing function of Proximity Alert
- Introduces certain catch-up service apps in the UK (2022 models)
- Resolves a channel tuning error after importing the channel list under certain conditions
- Resolves an issue where the TV does not receive a signal after powering on under certain conditions (Finland only)

Important Notice:

- Read the instructions carefully or you could end up causing the TV to become unresponsive or require a repair.
- Do not turn off the TV or disconnect it from power while it's updating.
- Do not press any buttons, except the ones mentioned in the instructions.
- Stop any recording before you start the firmware update (USB HDD recording models only).

Install the update:

- Download the update file to your PC.
- Verify the downloaded file name and size (see the File Info section).
- Extract the downloaded file to a location on your computer you can easily find.
- Make sure that a sony_tvotafull_202x_zzzzzzzzzz_yyy_auth folder is created and that it contains the following files: sony_dtvxxxxxxxxxxxx_xxxxxxxx_zzzzzzzzzzzzzz.zip and sony_dtvxxxxxxxxxxxx_xxxxxxxx_zzzzzzzzzzzzzz_xxxx.dep
- Insert the USB flash drive into your computer.
- Go to the location where the extracted files are saved and copy (or drag and drop) the two files from the sony_tvotafull_202x_zzzzzzzzzz_yyy_auth folder into the root directory of the USB flash drive. Note: The root directory is the first or top-most directory of the device, which contains all the other folders.
- Remove the USB flash drive from your computer and continue to the next section.
- On the TV remote control, press and hold the POWER button for at least 3 seconds and select Restart. Depending on the model and OS, you may need to press and hold the POWER button of the remote control for about 5 seconds, or until the message Power off appears.
- Make sure that no other USB devices are inserted into your TV.
- Connect the USB flash drive containing the two extracted files to a USB port on the TV set. Note: If the TV has multiple USB ports, any of the USB slots can be used.
- Once the USB flash drive has been detected, a series of different messages will appear on the TV set. Follow the on-screen instructions. Note: If the messages do not appear automatically, use the remote control to turn the TV off and back on again.
- The update process will begin, the POWER indicator on the TV will begin flashing white, and the update progress screen is displayed on the TV.
- After several minutes, the TV will turn off and then turn back on to complete the update. WARNING! During the software installation process, please do not remove the USB device, do not turn off the TV, and do not disconnect the TV from the power supply
- The TV will restart automatically once the update is completed.
- Carefully remove the USB device from the USB slot.

About TV 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.