If your smartphone screen is scratched, there are a few things you can do to try and fix it. First, use a cloth or piece of paper to clean off any dirt or debris that may be on the surface of the screen. Make sure to get into all the nooks and crannies.
If that doesn’t work, you can try a liquid scratch remover. These products work by breaking down the mobile phone shield repair film that has been created over the scratches on the screen. Just be sure to read the instructions carefully before using them, as some require water while others work better with oil.
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If neither of these options work, you may need to go in for a repair. Depending on the severity of the scratch, you may be able to get it fixed at a local phone or electronics store.
If your phone case is cracked, you can fix it by inserting a new piece of foam or plastic into the crack and then pressing the phone back together. You can also try to glue the case back together if it’s possible to do so.
If your screen is broken, the phone won't boot or operate at all. There are a few ways to fix this: you can try to replace the screen yourself, you can get a replacement phone from your carrier or you can buy a new phone.