Heres how. First, launch Control Center on your iPhone using one of the two methods listed here: iPhone X or newer: Swipe down from the top-right edge of the screen. iPhone SE and iPhone 8 or earlier: Swipe up from the bottom edge of the screen. When Control Center appears on your screen, tap and hold the flashlight icon. 8 Turn off auto-brightness on iPhone. Disabling auto-brightness is almost a sure-shot way to fix the issue of your iPhone screen brightness going down automatically. But I do not want you to disable it just yet because auto-brightness is an excellent feature that keeps your eyes comfortable and helps extend your iPhone's battery life. Brightness Set at 50%. Setting your TV's brightness level too high will make the black areas lighter, which can make the image look "washed out." Setting your brightness level too low will make the image totally dark. So, the best option is to leave your TV's brightness level at the default level or set it to around 50%. UseWindows: Click the Start button, choose Settings, then click System. In the list on the left, click Display, then set brightness options as desired. Use your Apple keyboard: Press the increase brightness key or the decrease brightness key . Note: You may need to press and hold the Fn key as you press the brightness keys. Pressthe Down arrow button to select Min. If you still feel the TV screen is too bright, follow these steps to minimize the contrast: Note: The effectiveness depends on the content being viewed. On the supplied remote control, press the Quick Settings button. Press the Left arrow button to select Picture settings, and then press the Enter button. AVForums 112K subscribers. Subscribe. Like. Share. 197K views 11 years ago. this video we set the Brightness control on your TV using a Pluge Test Pattern. .

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