Unable to update software

amitsharma4224 Said:

"Unable to update software: I am unable to install ios 14.3 everytime error comes"

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Try Updating Using a Computer:

If you could not update from your iPhone, then try using your computer (PC or Mac).

Use a PC or a Mac to Update it:

1. Backup First: Make a backup of your device using iCloud or your computer. That way you can have something to restore you iPhone from, should anything go wrong with the update installation.

2. Then, Update Using Links:

Disable Cellular when updating on the iPhone.

• On the iPhone itself: Update your iPhone, iPad, or iPod Touch - Apple Support
• From a Mac: Update Software on iOS Devices in iTunes on Mac - Apple Support
• From a PC: Update Software on iOS and iPadOS Devices in iTunes on PC - Apple Support

Important: Be sure to back up your iPhone, that way you have something to restore your iPhone from, should anything go wrong with the update.

Also...

Report this as a Bug to Apple:

1. Go Here: Feedback - iPhone - Apple
2. Select: "Bug Report" for the "Feedback Type"
3. Proceed from there as necessary

amitsharma4224 Said:

"Unable to update software: I am unable to install ios 14.3 everytime error comes"

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Any Error Messages?:

If you have any error messages, what do they say?

A Screenshot may Help:

Providing a screenshot of your iPhone may get you the answer you need. So, please provide one, removing personal information (i.e. names) by covering it with rectangles, and such.

Go Here: Take a Screenshot on your iPhone - Apple Support

You have asked us to guess:

• The iPhone model
• Its current iOS version
• How you are attempting to update
• The error message