1. chris jhonston's Avatar
    Hi guys, i'm using lumia 640 xl lte running with windows 8.1 denim.
    If i upgrade it into windows 10 , will it show any issues ( lagging, slow down ,....) ?
    pls help
    thnks in advance
    12-26-2015 11:10 AM
  2. MoshMast's Avatar
    Some people experience lower battery life and random restarts (among other bugs). You're upgrading to software that is still in development so it's the price to pay for getting the fun new stuff early!

    You can always roll back using the Windows Device Recovery Tool if you need to.
    chris jhonston likes this.
    12-27-2015 06:08 AM
  3. Derausgewanderte's Avatar
    your question is already addressed in this thread.
    cheers
    chris jhonston likes this.
    12-28-2015 04:36 PM

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