how long does it take to install iOS 15 on iPhone SE

Hi point019,

Thanks for participating in the Apple Support Communities. We understand that you'd like to know how long updating to iOS 15 will take, so we'd like to share some information with you. The amount of time it takes varies on the size of the update and the speed of your internet. If you're having trouble updating, check out this article: If your iPhone, iPad or iPod touch won’t update.

If you need more help, reply to this message.

Take care.