iPhone 6s won't update to iOS 14

thirdy21 Said:

"How to update my iphone6s to ios 14?: I want to update my Ios. how? [...]I want to Update mo iOS"

-------

Updating an iPhone from and iPhone:

Looking to update your iPhone from the iPhone itself? If so, perform the following.

There are Two Major Steps: - Backup then Update

1. Backup First: Make a backup of your device using iCloud or your computer

2. Then, Update On the iPhone itself: Update your iPhone, iPad, or iPod touch - Apple Support

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

So follow the directions posted above. That is how you update it, if that way doesn't work, you can always update through a computer with iTunes