![A: How to Erase and Factory Reset an iPhone 4S / 4 / 3GS / 3G - How to Use My iPhone Tutorial 3 - YouTube A: How to Erase and Factory Reset an iPhone 4S / 4 / 3GS / 3G - How to Use My iPhone Tutorial 3 - YouTube](https://i.ytimg.com/vi/UtJvDwb7oL8/maxresdefault.jpg)
A: How to Erase and Factory Reset an iPhone 4S / 4 / 3GS / 3G - How to Use My iPhone Tutorial 3 - YouTube
![Can't activate iPhone 4s. I just factory reset it through the settings app and it won't activate now. It's running iOS 8.4.1 and I DON'T want to update it to iOS 9.3.6. Can't activate iPhone 4s. I just factory reset it through the settings app and it won't activate now. It's running iOS 8.4.1 and I DON'T want to update it to iOS 9.3.6.](https://preview.redd.it/2xjkidna0wr61.jpg?width=640&crop=smart&auto=webp&s=8c0a24fb1fafd3ce72a6c1c63c6912be0c929819)
Can't activate iPhone 4s. I just factory reset it through the settings app and it won't activate now. It's running iOS 8.4.1 and I DON'T want to update it to iOS 9.3.6.
![How to Reset & Restore iphone (Factory mode, DFU Restore) | P&T IT BROTHER - Computer Repair Laptops, Mac, Cellphone, Tablets (Windows, Mac OS X, iOS, Android) How to Reset & Restore iphone (Factory mode, DFU Restore) | P&T IT BROTHER - Computer Repair Laptops, Mac, Cellphone, Tablets (Windows, Mac OS X, iOS, Android)](https://www.pntbrother.com/wp-content/uploads/2013/09/white-iphone-4-1080x675.jpg)