Apple offers to replace the iPhone 4S battery for US$79 plus US$6.95 for shipping in three to five business days. However, to access the battery in the iPhone 4S, it's simply a matter of unscrewing the two screws on the bottom of the device with a compatible screwdriver. This releases the back panel and the battery is readily accessible. The iPhone vs. Android comparison is a never-ending debate on which one is best. It will likely never have a real winner, but we're going to try and help you to find your personal pick all the The iPhone 4 is a smartphone that was designed and marketed by Apple Inc. It is the fourth generation of the iPhone lineup, succeeding the iPhone 3GS and preceding the 4S.Following a number of notable leaks, the iPhone 4 was first unveiled on June 7, 2010, at Apple's Worldwide Developers Conference in San Francisco, and was released on June 24, 2010, in the United States, United Kingdom It is a bit of a nightmare to replace the iPhone 4 and iPhone 4S displays, but replacing the battery in the iPhone 4 and iPhone 4S is much simpler than earlier models. Based on hands-on experience and the video below, the procedure effectively is: Turn off the iPhone and confirm it is off. Unscrew two screws on the bottom of the iPhone. It also provides a shallow depth of field, allowing you to blur the background to focus attention on the subject. Has a dual-tone LED flash. Apple iPhone 4S. Apple iPhone SE. A dual-tone flash has LED lights with different color temperatures, delivering a better color balance to photos and videos. Key Differences between iPhone 4 & iPhone 5: Apple iPhone 5 features a 5 times faster processor than the iPhone 4. Apple iPhone 5 comes with iOS 6, but the iPhone 4 comes with iOS 4 and can be upgraded to iOS 6. Apple iPhone 5 features an 8 MP camera which can also capture 1080p HD videos, whereas the iPhone 4 features a 5 MP camera which can The iPhone 4S may not look very different from the model it replaces, but there are plenty of internal hardware changes as well as a new voice-command feature. If you've got a question about the Presuming the iPhone is in working condition, and you can unlock it, the easiest way to identify it is to open the Settings app, then select General > About. This page provides a lot of useful Pyn3.