How To Remove Battery From Iphone 4s Without Screwdriver. Use the clear plastic pull tab to remove the battery. Step 1 Switch off your iPhone and then remove 2 screws of 36 mm Pentalobe on either side of the dock connector port.

Use small suction cup or straight paperclip to life the iPhone 4 back cover. Take care to turn off your iPhone before getting assembly iPhone 4 display. Gingerly remove the glued battery by carefully pulling the plastic tab or gently using a nylon pry tool on the battery.
Lay the iPhone on a heating pad for a few minutes to loosen the adhesive then pry out the battery with a thin plastic card inserted on the left side of the battery.
Use the clear plastic pull tab to remove the battery. You can either use the plastic removal tool which I managed to break in my video or a metal spudger to CAREFULLY pry up the battery from both sides. The metal clip on the battery is what clips the battery to the logic board. Then I purchased a precision Screwdriver set from the Dollar Tree for 1 - pulled out the smallest phillips and voila.
