Will iOS 9 slow down my iPhone 4s or iPhone 5/5s? Perhaps a little (Video) - 9to5Mac
Can You Still Use An iPhone 4? Let's Investigate...
![Goodbye, A5: iOS 10 ends support for iPhone 4S, iPad 2, and more [Updated] | Ars Technica](https://cdn.arstechnica.net/wp-content/uploads/2016/06/IMG_0052-640x417.jpg "Goodbye, A5: iOS 10 ends support for iPhone 4S, iPad 2, and more [Updated] | Ars Technica")
Goodbye, A5: iOS 10 ends support for iPhone 4S, iPad 2, and more [Updated] | Ars Technica
iOS 4 - Wikipedia
iOS 14 is available today - Apple
New lease on life or death sentence? iOS 7 on the iPhone 4 | Ars Technica
Is the iPhone 4 still good in 2021? - Quora
iOS 7.1 on the iPhone 4: As good as it's going to get | Ars Technica
New Features in iOS 6 Receive Spotty Support from Older Devices - MacRumors
iOS 4 Features: MultiTasking, Folders, and Much More - MacRumors
iPhone 4 through the ages: From 'antennagate' to iOS 7 (pictures) - CNET
iOS 7 Leaves Older iPhones And iPads Out Of The Fun | TechCrunch
Apple to Discontinue Support for iPhone 4 in iOS 8 - MacRumors
Update iPhone 4 to iOS 8 or 9 - Is this Possible?
iOS 8 for iPhone 4: Can You Upgrade? If Not, Which is the Latest Version?
making an iPhone 4 usable in 2022! - YouTube
What iOS version can iPhone 4s run? - Ask Different
How to Update iPhone 4, 5, 5s, 6, 6+ to iOS 15 | Download iOS 15 on Old iPhone - YouTube
![question] Recently got my hands on an iPhone 4 running iOS 7.1.2. Should I jailbreak it? Btw it's a 32gb white, I also need to replace the battery. : r/LegacyJailbreak](https://i.redd.it/ocze1xyukwl71.jpg "question] Recently got my hands on an iPhone 4 running iOS 7.1.2. Should I jailbreak it? Btw it's a 32gb white, I also need to replace the battery. : r/LegacyJailbreak")
question] Recently got my hands on an iPhone 4 running iOS 7.1.2. Should I jailbreak it? Btw it's a 32gb white, I also need to replace the battery. : r/LegacyJailbreak
If the iPhone 4s supported iOS 10 by VenturianFan77 on DeviantArt
Install apps - Apple iPhone 4 - iOS 7 - Device Guides
New lease on life or death sentence? iOS 7 on the iPhone 4 | Ars Technica
Every two years, Apple increases software support by a year – Tom Lokhorst's blog
Flashback: iOS 4 adds multitasking, FaceTime and other important features - GSMArena.com news
![Download iOS 4.0 for iPhone 4, 3GS, 3G and iPod touch [Final Version] | Redmond Pie](https://cdn.redmondpie.com/wp-content/uploads/2010/06/iOS4foriPhone.jpg "Download iOS 4.0 for iPhone 4, 3GS, 3G and iPod touch [Final Version] | Redmond Pie")