How black wallpaper can save your Android battery

How black wallpaper can save your Android battery

Most people know the display is one of the most battery-hungry elements of any smartphone, but what they don’t know is that the wallpaper they choose – yes, wallpaper – can make a significant difference to battery life. A pure black or generally dark-colored wallpaper or background can actually save power over a lighter one. It just depends on the type of screen you have.

How to fix screen burn-in on your iOS and Android smartphones

How to fix screen burn-in on your iOS and Android smartphones

Ghost image or screen burn-in are names given to permanent discoloration of your smartphone’s screen caused by irregular pixel usage. The prolonged use of static images can create a permanent shadow or ghost of that image on the screen. This problem is more common than you think and happens most often on AMOLED screens (although LCD displays aren’t always immune).