Apple iOS 15.8.1 official version released

On January 23, Apple pushed the iOS 15.8.1 update (build number: 19H380) to iPhone users today. This update comes 89 days after the last release.

iOS 15.8.1 Update

Note: Apple server cache issues may cause delays in detecting updates, and are usually resolved within half an hour.

Update magnitude

iOS 15.8.1 update is small. Users who have already upgraded to iOS 15.8 can complete the upgrade in about 10 minutes.

Installation time

The measured installation time for iPhone 7 (running iOS 15.8) is 8 minutes.

iOS/iPadOS 15 Installer

During the installation process, your iPhone may restart several times, but this is normal. After the installation is complete, the device should start normally.

After the installation is complete, you may need to spend time logging into your iCloud account and logging into various applications and services on your device.

You may also want to spend some time checking your important data (photos, music, etc.) to make sure everything is transferring properly. P Attachment iOS / iPados 15 Release History:

2024-01-18: iOS 15.8.1 Release Candidate (19H380)

2023-10-26: iOS 15.8 (19H370)

2023-09-12: iOS 15.7.9 (19H365)

2023-07-25: iOS 15.7.8 (19H364)

2023-07-19: iOS 15.7.8 RC (19H364)

2023-06-22: iOS 15.7.7 (19H357)

2023-05-19: iOS 15.7.6 (19H349)

2023-05-10: iOS 15.7.6 RC (19H349)

2023-04-11: iOS 15.7.5 (19H332)

2023-03-28: iOS 15.7.4 (19H321)

2023-03-22: iOS 15.7.4 RC (19H321)

2023-01-24: iOS 15.7.3 (19H307)

2023-01 -19: iOS 15.7.3 RC (19H307)

2022-12-14: iOS 15.7.2 (19H218)

2022-12-08: iOS 15.7.2 RC (19H218)

2022-10-28: iOS 15.7.1 (19H117)

2022-10-19: iOS 15.7.1 RC (19H115)

2022-09-13: iOS 15.7 (19H12)

2022-09-08: iOS 15.7 RC (19H12)

2022-08-18: iOS 15.6.1 (19G82)

2022-07-21: iOS 15.6 (19G71)

2022-07-16: iOS 15.6 RC 2 (19G71)

2022-07-1 3 : iOS 15.6 RC (19G69)

2022-07-06: iOS 15.6 Beta 5 (19G5063a)

2022-06-29: iOS 15.6 Beta 4 (19G5056c)

2022-06-15: iOS 15.6 Beta 3 ( 19G5046d)

2022-06-01: iOS 15.6 Beta 2 (19G5037d)

2022-05-19: iOS 15.6 Beta (19G5027e)

2022-05-17: iOS 15.5 (19F77)

2022-05- 13: iOS 15.5 RC (19F77)

2022-05-04: iOS 15.5 Beta 4 (19F5070b)

2022-04-26: iOS 15.5 Beta 3 (19F5062g)

2022-04-19: iOS 15. 5 Beta 2 (19F5057e)

2022-04-05：iOS 15.5 Beta (19F5047e)

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