Recently appeared online information tell us the story that, some iPhone 6 Plus with 128 GB storage device owners complained that the Phablet constantly shuts down or the system automatically reboots. Flash forward to a few days ago and we started hearing rumors that the culprit may be the TLC NAND flash memory, which is predominantly used in Apple’s 128 GB toting phablets.

Most of the consumers who are submitting the complaint has said that, the problem with Apple’s smart phone, arises when their installed mobile applications exceed to 700.

Site DigiTimes interviewed experts believe that the problem may be with the defective NAND flash memory chips and controllers.

Other experts believe that the iPhone 6 Plus with 128 GB storage device problems are not directly related to the phone but the TLC NAND memory is the reason. Hence it is cheaper than SLC and MLC and lowering the quality may be affecting the reading speed and other durability characteristics.

The iPhone 6 Plus 128 GB is equipped with TLC NAND. TLC helps the Apple to reduce the cost of their phones. On the other hand, experts believe that the choice of TLC enabled faster to produce the required amount of smart phones, so in the mass production there are some fault left in the pilot testing phase.

So far, Apple’s representatives did not comment on those problems.