I won’t to upgrade my iPhone X from 14 to 15

fauzie129 Said:

"I won’t to upgrade my iPhone X from 14 to 15"

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Upgrading to a New iPhone:

This has yet to be released. Once you get one, perform as instructed here: Use Quick Start to Transfer Data to a New iPhone or iPad - Apple Support

Update your iPhone, iPad, or iPod touch

• If you have an iPhone 5S or 6/6plus, the highest you can update to is 12.5.7

• If you have an iPhone 6S through 7, you can update to 15.7.3

• If you have an iPhone 8 or higher, you can update to 16.3.1

Go to Settings > General > Software Update.

This link will show you how to update your iPhone, iPad, or iPod touch using WiFi -

Update your iPhone or iPad - Apple Support

This link will show you how to update using your computer -

Update iOS on iPhone - Apple Support