iOS 11.2.6 underwent no beta testing before its public release. Developers are currently testing iOS 11.3.
What's New in the iOS 11.2.6 Update?
iOS 11.2.6 is considered a minor software update, so Apple hasn't added any noteworthy new features. It is the 11th update in the iOS 11 series, following iOS 11.0.1, iOS 11.0.2, iOS 11.0.3, iOS 11.1, iOS 11.1.1, iOS 11.1.2, iOS 11.2, iOS 11.2.1, iOS 11.2.2, and iOS 11.2.5.
Release notes for iOS 11.2.6 indicate that the update addresses 2 issues on iPhone and iPad. Apple mentions the resolution of the Telugu language character bug causing app freezes and crashes. Additionally, other issues related to third-party app connections with external accessories have been resolved.
The Telugu language character bug causing app freezes and crashes does not impact iOS versions before iOS 11.2.5.
Download iOS 11.2.6 here: IOS 11.2.6
iOS 11 Update Saga
iOS 11.2.5 addressed the 'chaiOS' exploit, freezing the Messages app with a harmful GitHub link. To resolve, users had to perform a hard reset on their devices. The incident also impacted Mac users. Additionally, iOS 11.2.5 introduced new controls for the HomePod speaker.
iOS 11.2.2 was released in early January with a security update recommended for all users. The security update included enhancements to the Safari browser and WebKit to mitigate the impact of the Spectre vulnerability.
iOS 11.2.1 was deployed in mid-December last year, addressing a bug that could disable remote access for users sharing the Home app. Before this issue, Apple had already disabled remote HomeKit access after discovering potential exploitation vulnerabilities in smart locks and garage door openers.
On December 2nd, iOS 11.2 was released, introducing features like Apple Pay Cash, fast wireless charging support, new indicators, and wallpapers for iPhone X, along with various bug fixes. The update was rolled out ahead of schedule due to an unexpected data bug on December 2nd. This bug caused devices to hang or freeze when specific apps with notifications were installed.
iOS 11.1.2 addressed two issues specifically for iPhone X. It resolved the problem of the iPhone X screen becoming unresponsive after rapid temperature changes. Additionally, it fixed other bugs related to Live Photos and videos on iPhone X appearing distorted.
iOS 11.1.1 fixed the issue where the keyboard would autocorrect the letter 'i' to 'a' with a question mark alongside, and the problem with the 'Hey Siri' feature not working.
iOS 11.1 added 70 new emojis and reinstated 3D Touch multitasking gestures. Furthermore, iOS 11.1 fixed issues with slow playback of Live Photo effects and Mail notifications reappearing on the Lock screen.
iOS 11.0.3 addresses audio and feedback issues on iPhone 7 and iPhone 7 Plus, fixing the unresponsive touch input problem on the iPhone 6 without official Apple components.
iOS 11.0.2 resolves the headphone noise issue on iPhone 8, along with fixing problems causing encrypted S/MIME email attachments not to work and addressing image blocking errors.
iOS 11.0.1 improves synchronization issues in Outlook.com, Office 365, and Exchange Server 2016 running on Windows Server 2016 in Apple Mail. It also enhances the performance of the iMessage Drawer, Springboard, and App Explorer.
iOS 11, the 11th official iOS release, made its debut on September 19, 2017. iOS 11 introduces the Control Center, iPhone X gestures, indoor maps and mall directories, Do Not Disturb while driving, new Files app, Notes, and Live Photo editing.