iOS 12.2.1 (21D62)

IPSW Firmware Currently Signed
Product
Device
Version
4
Download
Official IPSW Download

Download iOS 12.2.1

Download OTA Update

This firmware is provided as a direct link to Apple's official servers. No mirroring or modification is performed.

Firmware Information

Version

iOS 12.2.1

Build ID

21D62

Release Date

February 10, 2022

File Size

13.17 GB

File Name

MD5 Sum

85b6a7a2757ceee9a51a487b26cf877d

SHA1 Sum

acb57f8af1cd1a62f3d1a5a0010cc18a97ff308f

About this Device

Identifier

iMac21,2

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Need help?

Our community guide has everything you need to know about restoring firmwares.

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How to Install?

Follow these critical steps to ensure a successful firmware installation.

1

Secure Your Data

Always start by creating a full backup of your device via iCloud or a computer to ensure your personal files are safe.

2

Establish Connection

Use a high-quality MFi-certified cable to connect your device to your Mac or PC.

3

Verify Security

Temporarily disable Find My in your iCloud settings to allow the restoration process to proceed.

4

Initiate Restore

Hold Option (Mac) or Shift (PC) while clicking Restore in Finder/iTunes, then select your downloaded IPSW.

5

Finalize Setup

Once the installation completes, follow the on-screen prompts to restore your data from your backup.