Download IPSW
Download 12.0.1 (21A559) for MacBook Air (M1, Late 2020)
| Version: | 12.0.1 |
| Build: | 21A559 |
| Signed: | Yes |
| Size: | 13.13 GB |
| Release Date: | 2021-11-04 21:07:36 |
| Upload Date: | 2021-10-19 15:51:02 |
| SHA1: | aa422d3ef4a8a1a454e66db586fa71a940901943 |
| MD5: | 4d27e37df1215c90353a944da731dc14 |
| SHA256: | 3b8fcc1b674542a944fbefb69d29858b0728b1a829d18fd3d3e958691bc693bf |
Secure download directly from Apple’s servers
— STEP BY STEP
Download IPSW Firmware the Simple Way
Follow these simple steps to update your device safely without losing any of your important data.
3
Turn Off Find My
Switch off Find My from settings first, since it can block the firmware update and prevent installation from starting properly.
4
Install the IPSW File
Open Finder or iTunes, choose the correct firmware file, and begin the update using the right key combination very carefully.
5
Restore Your Data
Once the installation finishes, safely restore your saved backup to bring back your apps, photos, and settings without losing anything.
1
Back Up your data
Back up your device using iCloud or iTunes before you begin, so your files and settings always stay completely safe.
2
Connect Your Device Properly
Plug your device into your computer with a reliable cable, so the connection stays steady during the entire installation process.
IPSW has become a trusted destination for anyone managing an Apple device, offering direct downloads alongside clear, practical guidance. With a growing base of users across different regions, the platform stays focused on making firmware updates simple and stress-free. The goal is straightforward: cut through the confusion and give people accurate, current information they can actually rely on.