See those keys at the top of your computer keyboard, labeled with letters and numbers ranging from F1 to F12? Unless you’re a computer whiz, there’s a good chance you rarely—if ever—use them, let alone know why they're there in the first place.

For the uninitiated, these seldom-touched keys are called function keys, and they can help you perform basic computer tasks with a single touch of a finger. Get familiar with their many functions by checking out the infographic below, created by the folks over at Bright Side.

[h/t Shareably.net]