How to fix an iphone 4s cracked screen?

Iphone 4s has multiple cracks on the screen, what is the best way to fix it and the estimated costs?

Hi, fixing a new screen isn't that difficult. I've done plenty… There are instructional videos on YouTube, I suggest you watch a few so you can make sure you're getting same advice.eBay is the best place to get the screen, shop around though to get the best deal with the best feedback.