How fix green line on screen

@grokici that sounds l very much like a bad screen. Time to replace it and to re-evaluate. Since iFixit doe snot yet have a specific guide for this, use the one from here It is written in spanish. Use a browser that does the translation for you, if needed. Replacement screens are readily available at many online stores.

While you work on your phone, take lots of pictures. Once you are done with it, take those pictures and create a guide for iFixit. That will help the next person that has the same issues with their phone. It's easy and fun to create these guides. https://ifixit.com/Guide/new The iFixit community will appreciate this.

Repair is War on Entropy!