How to install the ios 17.7.5
It is so good I love it!
iPhone 6s, iOS 13
Update your iPhone, iPad, or iPod touch
• If you have an iPhone 5S or 6/6plus, the highest you can update to is 12.5.7
• If you have an iPhone 6S through 7, you can update to 15.7.5
• If you have an iPhone 8 or higher, you can update to 16.4.1
Go to Settings > General > Software Update.
This link will show you how to update your iPhone, iPad, or iPod touch using WiFi -
Update your iPhone or iPad - Apple Support Update your iPhone or iPad - Apple Support
This link will show you how to update using your computer -
Update iOS on iPhone - Apple Support Update iOS on iPhone - Apple Support