As previously said, a blue tint on your TV could be caused by incorrect picture settings. The best thing you can do is change the picture mode to adjusted.
Furthermore, increasing the brightness of your TV can help eradicate the blue tint. The image is the most accurate technique to set your picture mode.
You can do the same by pressing the "Menu" or "Settings" button on your remote control and selecting "picture settings" or a related option to manually adjust your TV.
Then, among other things, you can change the picture mode, brightness, and contrast.
You can also try the cinema or movie theatre presets for a more realistic image. This will help you acquire authentic colors as much as possible.
On TV, the dynamic Mode can be defined as lively. We recommend using the dynamic mode if you want more vibrant colors.
It would be beneficial if you paused your TV on a blank screen to observe the colors in great detail.
Adjust the brightness with your remote until the blue tint disappears, and you get the best colors without obscurity.