How to iPhone 6 update iOS 14

Hello ~ As previously posted your iPhone 6 cannot be updated past iOS 12. If you would like or require higher versions of iOS you need to purchase a newer iPhone. Go to black line at the top of this page and click on iPhone to see your choices or:

Apple - Official Site

Also if you intend to purchase a second hand device please take the time to read this link as well :

Activation Lock for iPhone, iPad, and iPod touch - Apple Support

~Katana-San~

The iPhone 6 is not compatible with iOS 13 or higher.

An iPhone 6 cannot update past iOS 12.5.5. You need a new phone.

iPhone 6 can’t be update to a higher iOS.

iPhone 6 is outdated -> 9 september 2014

You can do security updates iOS 12.5.5 -> released September 23.