How to update iphone 6s to ios 15.7.3

Shiela_04 Said:

"How to update iphone 6s to ios 15.7.3: How to update on ios 15.7"

-------

Update Using a Computer:

For a more reliable connection, try updating using a computer... Use my User Tip:  Update your iPhone Using a Computer - User Tip

Get a good Wi-Fi connection and fully charge the battery

Tap Settings

Tap General

Tap Software Update