1. AC Question's Avatar

    My phone samsung a500f is running smoothly in lollipop 5.1 while after a software update message appear in my phone and I have installed and restart it after restarting my phone stuck on samsung black screen logo and it is not running after it I again update from smart switch but it doesn't I read many forums where I found go in recovery mode and wipe data/factory reset and clear cache data but a message appear in wipe data " E:failed to mount /efs (Invalid argument) " I google this error but didn't resolve it I found my phone is upgrade to 6.0 so thats why it is making issue. please advice because I found if efs remove it has your phone imei number and other important data is remove. please help me why they make update version if they are not compatible with that phone.

    01-15-2017 11:18 AM

Similar Threads

  1. screen turns on
    By Barbara Thomas1 in forum Samsung Galaxy Note 5
    Replies: 3
    Last Post: 01-16-2017, 02:35 AM
  2. Is this Verizon Samsung Galaxy S4 System Update Real?
    By AC Question in forum Ask a Question
    Replies: 6
    Last Post: 01-14-2017, 10:24 PM
  3. HOW do I locate the Clip Tray on my Cell Phone???
    By AC Question in forum Ask a Question
    Replies: 1
    Last Post: 01-14-2017, 09:31 AM
  4. Recovery mode not opening even after selecting it
    By asifali22 in forum Android 6.0 Marshmallow
    Replies: 1
    Last Post: 01-14-2017, 05:40 AM
  5. Why won't snapchat pics and videos save on my HTC 10?
    By tomdzz in forum Ask a Question
    Replies: 0
    Last Post: 01-14-2017, 03:02 AM