Faulty SIM Slot: Fix It Yourself

sin slotI have a Surface Pro 6 and the Micro SIM slot is located pretty much where the SP5 slot is located. Lift the flap on the back, and you will see the slot. I just installed a SamsungInspect the sim slot to find where the factory solder mht be broken. Once found dip the soldering gun in the flux to prevent the solder sticking to the gun. Use the 6040 lead