Measure the R1103 resistor with diode mode ( red on ground , black on the each side of the resistor) multimeter should give you around 466 and 485. If the values are different from those than you should remove the audio ic and make a jumper on c12.
Try to resolder the USB port pins. If you have a multimeter it is more easy to locate the problem. If you have one let me know and i will tell you where to start.
Do you have this problem only with one wifi (router) or it happens when you connect to every wifi. If the problem is only in one Router (and other devices does’t have that problem in the same router) you should Factory reset the wifi router because it happens with some devices the wifi router conflict the mac address of your device wifi. If the problem happens in every wifi you connect so first you have to Reset network settings (if no luck), Flash it with original firmware (if again no luck), you have to reball the Wifi IC.
Yes you can, isolate the are near camera glass with somthing that can take the heat so you don’t head the whole phone, take some thin material and start sliding it under the glass.
(1) Too much Detergent added. (2) Overfilled Washer. (3) Drain Pump not working or clogged. (4) Drain Hose may be bent or clogged. (5) Water Supply Hoses bent or kinked. (6) Water Supply Valves not fully open. (7) Switch or Control Board malfunction.
Did you had any leak of liquid into the backlight. Those are backlight “papers” lines from what i see in the photo. If you clean the LCD with aclool be careful to not pour a lot in the screen.