Apple support is fielding issues on Twitter, and has indicated that devices need to be plugged into a computer for the update to work. However, Quartz found that the issue occurred while updating a phone to iOS 10 from a computer.

Let Quartz know if you’re having the same issue (or if you found a fix) by replying to tweet below.

This story was updated to include an update from Apple and their recommendations to safely update. 

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