Easy Upgrade The iPhone Memory From 16GB to 128GB The iPhone memory upgrade is actually a viable means of bypassing passcode entry limits on an Apple iPhone. What's more, the technique, which involves soldering off the phone's flash memory chip, can be used on any model of iPhone up to the iPhone 6 Plus, which use the same type of LGA60 NAND chip. Later models, however, will require more sophisticated equipment to programmer.
Tips: 1. The PCIE NAND Flash Chip Programmer involved is mainly applied to iPhone 6s / 6s Plus / SE / iPad Pro. 2. This upgrade work is required the skilled repair-man and not be suitable for doing at home.