mobile

Hey everybody,

i have bean looking for information about back up and wipe for oneplus one for hours now but i failed to get the answers that i need.

so my questions are:

What is th best way to back up everyrhing on my phone when i am flashing a new room, and by everything i mean apps and their data, pics , music, sms , call logs......etc

My second question, what are the different types of wipe do and what do i need to wipe when flashing a new rom and will it erase everything on my phone ncluding pics and music? and what is exactly considered as internal storage and what does it erase.


Thanks in advance.