Mobile TutorialiPhoneiOS 17.2.1 official version released: What's new and is it worth upgrading?
Apple has been internally testing the iOS 17.2.1 system update for iPhone. It was initially expected that the update might be delayed until January next year. However, surprisingly, Apple pushed the iOS 17.2.1 update to iPhone users today.
##Attached is iOS 17 release history:
2023- 12-13: iOS 17.3 Beta (21D5026f)
2023-12-06: iOS 17.2 Release Candidate (21C62)
2023-12-01: iOS 17.1.2 (21B101)
2023-11-29：iOS 17.2 Beta 4 (21C5054b)
2023-11-15：iOS 17.2 Beta 3 (21C5046c)
2023-11-10：iOS 17.2 Beta 2 (21C5040g)
2023-11-08：iOS 17.1.1 (21B91)
2023-10-27：iOS 17.2 Beta (21C5029g)
2023- 10-18：iOS 17.1 Release Candiate (21B74)
2023-10-11：iOS 17.1 Beta 3 (21B5066a)
2023-10-05：iOS 17.0.3 (21A360)
2023-10-04：iOS 17.1 Beta 2 (21B5056e)
2023-09-28：iOS 17.1 Beta (21B5045h)
2023-09-23：iOS 17.0 .2 (21A350)
2023-09-22：iOS 17.0.1 (21A340)
2023-09-13：iOS 17 Release Candidate (21A329)
2023 -08-30: iOS 17 Beta 8 (21A5326a)
2023-08-23: iOS 17 Beta 7 (21A5319a)
2023-08-16: iOS 17 Beta 6 (21A5312c)
2023-08-09：iOS 17 Beta 5 (21A5303d)
2023-07-26：iOS 17 Beta 4 (21A5291h)
2023-07-06： iOS 17 Beta 3 (21A5277h)
2023-06-22：iOS 17 Beta 2 (21A5268h)
2023-06-06：iOS 17 Beta (21A5248v)
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