How-To Geek on MSN

Google Maps has a power-saving mode that extends battery life by 4 hours—but there's a catch

This hidden setting was the key to fixing my battery life while driving.
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Dial in your gaming monitor like a pro

Refresh rate check: Windows often defaults to lower refresh rates. Manually set your monitor to its maximum for smoother motion and reduced input lag. Response time tuning: Adjust overdrive to balance ...