laptop screen keeps dimming and brightening

In the Registry Editor window, first what you need to click on the File and then on Export. Press Windows key+S and begin to type regedit in the search box and hit Enter. Stack Exchange Network Stack Exchange network consists of 178 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. This should fix the screen dimming issue.

months on my Dell laptop screen keeps auto-dimming after about 5 minutes. The brightness adjustment button is constantly moving back and forth.

One such power management strategy is to dim the laptop screen to reduce power consumption. If your Windows 10 is automatically adjusting screen brightness, use these. The software activates power management settings when the laptop is running on battery or inactive for a certain period of time.

When I start Firefox, I get this alert message ' XML tag name mismatch (expected META)'. Dell laptops leverage software settings built in to the Windows operating system to easily manage the resources and power usage of your computer.

Only in Firefox, my entire screen dims occasionally.

User Agent: Mozilla/5.0 (Windows NT 10.0 WOW64 rv:53.0) Gecko/20100101 Firefox/53.0Īpplication Update Service Helper 2.0 Search Telemetry 0.8.0 staged rollout 1.14 Security Toolbar 2017.9.2.2 (.

Laptop screen keeps dimming and brightening