Thor 4 dual problem (how to disassemble it)

Hello can somebody help me, my Thor 4 dual it´s NO charging anymore, I try to open it to see if i can find the problem i took off the 4 back screws and the screen came loose, i can´t proced any further becasuse i dont know how, can yo please tell me (or put pictures) what do i have to do next in order to disassemble the watch, Thanks in advance

Did you try cleaning the charging pins and connectors on watch with alcholol first ? We have no tutorials on taking watches apart as it can lead to all sorts of problems. However someone on here maybe be able to help