Turn on your iOS device again to test whether you succeed or not.ĭo remember to throw the old battery into the certain battery collection area, or it will be very harmful to the environment. Reassemble your iPhone with screws and rear cover again.Take out the battery out and replace a one with the plastic tab, to make sure your battery has been put carefully.The battery connector is on the lower part. Pick a plastic opening tool to pry up the battery connector.Some of screws may hide without notice, thus, be patient during opening iPhone 4 back cover. Use screwdrivers to remove all screws.You can use thumbs and fingers to slide the back plate, or to use small suction cup to pull the rear plate.Use screwdrivers to remove the screws at the bottom, there are two screws at present.Remember to turn off your iPhone 4, to protect your security. Prepare a battery from Apple manufactures (to avoid explosions like Samsung), screwdrivers (P2 Pentalobe Screwdriver and Phillips #000 Screwdriver) and opening tools.You can test by plugging another iPhone charger, if the discharge phenomenon still exists, it is time to get a new battery. It is very common to the change iPhone 4 battery, instead of replacing a iPhone charger. Someone may spend 5 minutes to replace iPhone 4 batteries successfully, while others may take more than an hour. The time you cost on opening iPhone 4 for battery changing depends on your manual skills. It is fun to open iPhone 4 and you will feel great achievement if you change batteries and SIM cards successfully.
But I get detail realizations about iPhone display. To my surprise, things still not be easy for me, with three pentalobe screws unmoved, I fail to open the iPhone 4 battery. So I bought screwdrivers from Amazon and start to open iPhone 4 to change battery. To prepare for replacing the new battery, I watched many iPhone 4 opening tutorials, which seem to be easy. Actually, I replaced the battery several weeks ago. No matter you want to change screen or replace a new battery, the first thing is to open iPhone 4. No mater how carefully you treasure your iPhone 4, it is unavoidable to face the problem of replacing parts. At present, you can see that iPhone 8 has announced that it will be released in September of 2017.
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