1Answer. Unfortunately, there is no native way to change the brightness on the (non-Apple) monitor without using the OSD on the monitor. However, there do exist various third-party apps that can do this for you! I personally use Lunar, which will allow you to change the brightness/contrast on the monitor from your MacBook. 6min read. Geoffrey Morrison/CNET. At CES 2018, Sony demonstrated a prototype TV putting out a claimed 10,000 nits. That's 10-15 times brighter than your current TV. Today's TVs are already Dont know why I can't adjust my Lenovo Legion 5-15ACH6's brightness. The slider is not working, and I can't adjust the brightness using the fn+f5/f6 keys also. Anotherway to adjust brightness on Mac is to do it through the Control Center: Click the Control Center icon in the top-right corner of the screen. Move the Display slider to change brightness. Tip: If you don't want your Mac to adjust brightness automatically, depending on the surrounding light, go to System Preferences / System Settings Beloware the steps to access the Color calibration in windows 10 to make your laptop screen brighter than max. Go to Windows search in the start Menu and type Display Settings. Open Change Brightness Level. Scroll down to the Multiple Display Section and click on Advance Display Settings. Once advanced display Setting Tab opens, select your Vay Tiền Nhanh Ggads.

can you change the brightness on a tv