TCL A400U-UK Series Smart Google TV - 85 Inch 4K Ultra HD Black

QD-Mini LED technology combines Quantum Dot (QLED) color enhancement with Mini LED backlighting. This allows for more precise control over brightness and contrast, resulting in deeper blacks, brighter highlights, and a wider color spectrum compared to traditional LED TVs.

The TCL 85A400U-UK TV boasts a peak luminance of up to 2500 nits, contributing to its exceptional HDR performance and ability to produce bright, vivid highlights.

This AI feature analyzes each frame of the content being displayed and optimizes the color reproduction to make images appear more natural, realistic, and vibrant without over-saturation.

Yes, the TV features an ultra-slim design with a depth of 44.5mm, making it suitable for near-seamless wall mounting. Ensure you use a compatible VESA mount.

Warranty details can vary by region and retailer. Please refer to the product documentation or contact TCL support for the specific warranty information applicable to your purchase.

While specific features like VRR (Variable Refresh Rate) and ALLM (Auto Low Latency Mode) depend on the exact HDMI port version and firmware, TVs with advanced technologies often support these for a smoother gaming experience. Consult the product manual for detailed specifications.

Once connected to the internet, navigate to the Google TV home screen using your remote. You can then browse for apps, streaming services, movies, and TV shows. Signing in with your Google account allows for personalized recommendations and access to the Play Store.

Ensure the power cord is securely connected to both the TV and a working electrical outlet. Check if the remote control batteries are depleted and replace them if necessary. Try using the physical power button on the TV itself.

Verify that the correct HDMI input is selected on the TV. Check that the HDMI cable is securely connected to both the TV and the source device. Try using a different HDMI cable or a different HDMI port on the TV.

Adjust the picture settings in the TV menu. Ensure the TV is not set to an 'Eco' or power-saving mode that reduces brightness. For optimal color, consider calibrating the display or using recommended picture presets.

Restart the TV by unplugging it from the power outlet for 60 seconds and plugging it back in. Ensure the TV's firmware is up to date. Clear the cache for specific apps or perform a factory reset as a last resort.

Restart your router and modem. Ensure the TV is within range of your Wi-Fi router. Check for any network interference. If possible, try connecting the TV via an Ethernet cable for a more stable connection.