updating to window 10 in my lumia 640 xl is good or bad.

[Windows Central Question]

battery life cortona good otg support my current data on contact message & calendar will remain same

 

[Chintan Gohel]

battery life cortona good otg support my current data on contact message & calendar will remain same

you can update and most things will be better. OTG is not available for 640xl regardless of which update comes out as that is hardware dependent

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