The sudden drain of batteries can be traced back to the brightness being too high up. We all know that decreasing the brightness of your display is one of the best ways of saving battery life. While PC users might only find this a small nuisance, laptop users reported serious battery issues. In our article, you can learn about various ways of troubleshooting this issue. This can quickly become annoying, especially if you regularly tinker with the setting. However, there is an error in Windows 10 that doesn’t allow you to adjust the brightness of your screen at all. Similarly, at night, you can lower it to allow your eyes to rest. Upping the brightness during the day makes it easier to see what’s on the screen. Adjusting the brightness of our devices has become an easy task we perform every day.