How Do You String A Guitar? Chances are if you’re reading this guide on how to change your guitar strings, you’re probably a beginner. Keep reading this lesson to learn how to re-string your guitar the right way. If you don’t learn the proper method, your guitar won’t stay in tune and your strings could break. Things You’ll Need To Change Your Strings 1) Guitar Tuner – You’ll need to have a guitar tuner in order to tune your strings back up when you put the new ones on. If you don’t have a headstock tuner or any sort of tuner at all, you can always download an app on your smart phone for free. 2) String Winder – This is optional, but it will make changing your strings a lot faster. If you have a few guitars, you definitely should have one of these around. 3) Guitar Strings – What gauge you prefer is up to you, but personally I prefer .09 (light) strings. 4) String Cutters- You’ll need some sort of tool to remove the extra length of string after you ch...