Does your iPhone or iPad turn off unexpectedly even though it's charged?
iPhone camera won't focus
Which iPhone has better battery life?
Comparison of battery life of all current iPhones
What materials is iPhone 5s made of?
Move apps to memory card on Galaxy S7 and S7 Edge
The computer does not see the memory card: SD, miniSD, microSD
Recovering lost data on a memory card
What is a card reader, types, description of card reader, prices
Flash drive recovery: controller detection, flash drive firmware