How to improve laptop battery life
By Jim Martin Many modern laptops have enough battery power to last all day, but if you're reading this, clearly your laptop doesn't last long enough for you. And plenty of laptops don’t even have removable batteries, so swapping the empty one out for a fully charged spare isn’t an option. Here are our top tips on how to improve laptop battery life How to improve laptop battery life 1. Dim the screen By far the biggest power drain on most laptops is the screen. Or, to be more specific, the screen’s backlight. This is what enables you to see the colours on an LCD screen, and some older laptops have power-sapping fluorescent backlights. Modern laptops have LED backlights, but even these use a fair amount of juice. Dimming the screen brightness can add 30 minutes or more to your battery life. Virtually all laptops have keyboard shortcuts to adjust the brightness. Typically, you’ll hold the Fn key and press one of the function keys in the top row, or one of the cursor keys