MacBook Pro (M1 Pro, 14-inch, 2021) MacBookPro18,3

IPSW Signed 22F66

macOS 13.4

macOS

Version

13.4

Build ID

22F66

File Size

11.87 GB

Release Date

2023-05-18

Last Updated

2023-05-13

Download IPSW

Beta firmware? Download Here →

About This Firmware

macOS 13.4 (build 22F66) is an official Apple IPSW for the MacBook Pro (M1 Pro, 14-inch, 2021), released on 2023-05-18. The file is served directly from Apple's CDN. This firmware is currently signed by Apple, so it can be used to restore or update your device via iTunes or Finder.

Verify the download using the SHA-256 or SHA-1 checksum listed in the Checksums section below.

Filename

UniversalMac_13.4_22F66_Restore.ipsw

Checksums

SHA-256 472192932e4152d20d0504641df4c8574929903f2f3244f45b46af7d5b2e4606

SHA-1 7d7d939fe872fad8fd4c77ba8f2cfdc255a65010

MD5 aa8e6e06a09d631432d91d2de324c47b

Direct URL

https://updates.cdn-apple.com/2023SpringFCS/fullrestores/032-84884/F97A22EE-9B5E-4FD5-94C1-B39DCEE8D80F/UniversalMac_13.4_22F66_Restore.ipsw

Other Devices

MacBook Pro (16-inch, M5 Max)

Mac17,6

MacBook Air (13-inch, M5)

Mac17,3

MacBook Pro (M4 Max, 16-inch, Nov 2024)

Mac16,5

MacBook Neo

Mac17,5

Mac mini (M4 Pro, 2024)

Mac16,11

iMac (Two Ports, 24-inch, 2023)

Mac15,4

How to Restore with This IPSW

iTunes / Finder

macOS & Windows

Download the .ipsw file to your computer.
Connect your MacBook Pro (M1 Pro, 14-inch, 2021) via USB.
Open iTunes (Windows / macOS Mojave and earlier) or Finder (macOS Catalina+) and select your device.
Update (keep data): hold Option (Mac) or Shift (Windows) and click Update, then pick the .ipsw file.
Restore (erase & install): hold Option / Shift and click Restore iPhone…, then pick the .ipsw file.
Wait for the process to finish - do not disconnect.

Restoring will erase all data on the device. Back up first.

3uTools

Windows

Download and install 3uTools from 3u.com.
Connect your MacBook Pro (M1 Pro, 14-inch, 2021) via USB and trust the computer on the device.
Go to Flash & JB → Easy Flash.
Click Import and select the downloaded .ipsw file.
Choose Flash mode: Update keeps data, Restore wipes the device.
Click Flash and wait for the progress bar to complete - do not disconnect.

Only flash firmware that matches your exact device model.

DFU Mode

Recovery tip

If your device is stuck in a boot loop or iTunes/Finder does not recognise it, enter DFU mode first, then select the .ipsw file as normal.

iPhone 8 / X and later

Quickly press & release Volume Up
Quickly press & release Volume Down
Hold Side button until screen goes black
Hold Side + Volume Down for 5 s
Release Side, hold Volume Down 5 more s
Black screen = DFU active

iPhone 7 / 7 Plus

Hold Sleep/Wake + Volume Down for 8 s
Release Sleep/Wake, keep holding Volume Down for 5 s
Black screen = DFU active

iPhone 6s and earlier

Hold Sleep/Wake + Home for 8 s
Release Sleep/Wake, keep holding Home for 5 s
Black screen = DFU active