Can I do the update now

Hi - to update your phone, please have a look at these links.

Update your iPhone, iPad, or iPod touch

https://support.apple.com/HT204204

If your iPhone, iPad or iPod touch won’t update

https://support.apple.com/HT201435

If you see an error when you update or restore your iPhone, iPad, or iPod

https://support.apple.com/HT201210

farida183 Said:

"Can I do the update now: I want to do the update now"

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Update Via a Computer:

Try updating using your computer. Follow the Directions Here: Update your iPhone Using a Computer - User Tip