Screen and touch not working!
Hi everybody, sorry for my bad English. I bought on ebay this phone lg g7 thinq . The seller told me, he dropped this phone on the ground and then screen not working. When the phone arrived I see the screen and touch is not broken. The phone work but screen not. I tried to connect on my PC Everything is fine, the PC recognized phone. I opened and I see this connector between USB bord and motherboard is little bit Corrosion. I cleaned it with alcohol and brush. Now I don't now where is the problem, if I buy new screen and then not working. I don't know what to do in this complicated situation. Please help me