· UPDATE 1: After thorough testing, it turned out that baseband and modem firmware for all iPhones hasn’t been updated in iOS 4.0.1 since iOS 4. What this basically means is that you can still unlock your iPhone on any baseband using ultrasn0w, guide for which can be found here .
iOS 4.0.1 is available for download for iPhone 4, iPhone 3GS, 3G and iPod Touch 3G, 2G. To install iOS 4.0.1 on your device, connect your iPhone/iPod Touch to iTunes, new firmware availability message will appear then hit the “Download and Install” button.
· Apple today has finally released the very final version of iPhone OS 4 (now renamed to iOS 4.0), along with SDK for iPhone 3G, iPhone 3GS and iPod touch 2G/3G. Members enrolled in the iPhone Developer Standard or Enterprise program can access the bits right now, while the public will get it via the latest version of iTunes shortly.
NOTE: iOS 4 fully supports iPhone 3GS and iPod Touch 3G but in iPhone 3G and iPod Touch 2G some features like multitasking won’t work (+1 reason to jailbreak). Apple has discontinued firmware updates for both iPhone 2G and iTouch 1G. Apple has also announced to release iOS 4 for iPad later this year. UPDATE – iOS 4 Final: iOS 4.0 final is available now Download it from here:
· Download iOS 4.0.1 Firmware You can download iOS 4.0.1 firmware ( IPSW files ) for iPhone 4, iPhone 3GS and iPhone 3G from the links below Download
Identify iOS Firmware File to Download based on your iPhone Model; Note: If you’re downloading the firmware file using Safari then ensure that auto unzip feature is disabled or use Chrome or Firefox. Direct Download iOS 14.2 IPSW links for iPhone: iOS 14.2 (iPhone 6s): iPhone_4.7_14.2_18B92_Restore.ipsw iOS 14.2 (iPhone 6s+): iPhone_5.5_14.2_18B92_Restore.ipsw iOS 14.2 (iPhone SE): iPhone_4 ...
Download IPSW and iOS firmware files for iPhone, iPad, iPod and Apple TV on iOS, iPadOS, and tvOS.
Below are the direct links for the iOS firmware updates that have been released for the iPad by Apple so far. If you’re not sure which firmware file to download for your iPad, then check the post which will help you identify which firmware file to download based on your iPad’s model.
Download current and previous versions of Apple's iOS, iPadOS, watchOS, tvOS and audioOS firmware and receive notifications when new firmwares are released. 1 Choose a product 2 Choose a platform
Here are the IPSW firmware files for downloading iOS 11.4 for iPhone, iPad and iPod Touch
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