Can’t get iPhone to update to iOS 15

Hello ~ Are you using a VPN? Do you have enough storage for update?Take a look here:

If you need more space for an update on your iPhone, iPad, or ...

How to check the storage on your iPhone, iPad, and iPod touch

~Katana-San~

Hello ~ First you are reposting to yourself…post and wait and someone will help you. Next…what happens when you try? Any message or error codes shown? Give us as many details as possible so that we may help you.In the meantime:

Update your iPhone, iPad, or iPod touch - Apple Support

~Katana-San~

Hello ~ Take a read through the blue link below to help understand the difference:

What is the Difference Between Device Storage and iCloud ...

Also go back through the next link to help with device storage:

If you need more space for an update on your iPhone, iPad, or ...

~Katana-San~