As I've mentioned, a cracked screen is the most common injury to befall a phone, and as such, an entire industry has sprung up around it. Much like car repair, your phone repair options are quite ...
The cause of a black-and-white screen is simple ... If so, you may need to send your phone to the manufacturer or a repair shop for service.
Unfortunately, replacing the display is the only way to fix the green line issue on your phone screen. Nothing can be done on the software end by an end user that will fix the problem. Restart ...