How do I update 8.1 in Lumia 520?

[Windows Central Question]

how to update 8.1 in lumia 520 having error 8018830f error

when i want to update my lumia fro 8 to 8.1 520 by setting->phone updates then it shows the update was downloaded but could not be opened (8018830f).

 

[xandros9]

Try again.
Make sure you have enough space too and a solid connection.