How to update iPhone 5s to iOS 13?
iOS version 13 software update
[Re-Titled by Moderator]
iPhone 5s, iOS 12
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• If you have an iPhone 5S or 6/6plus, the highest you can update to is 12.5.4
• If you have an iPhone 6S or newer, you can update to 14.8
Go to Settings > General > Software Update.
Update your iPhone, iPad, or iPod touch -
https://support.apple.com/en-us/HT204204