I can’t update iOS 17.0.2 verification failed. I have good internet connection. Good cellular data.

Hi Salmandar,

We understand you are having trouble with an update.

Are you connected with Wi-Fi?

You need to be connected with known good Wi-Fi to update your iPhone.

If necessary, you can connect to your computer to update:

If you can't update or restore your iPhone or iPod touch

Thanks for using the Apple Support Communities.