iMac (Two Ports, 24-inch, 2024) Mac16,2

IPSW Signed 24B2083

macOS 15.1

macOS

Version

15.1

Build ID

24B2083

File Size

14.45 GB

Release Date

2024-10-31

Last Updated

2024-10-25

Download IPSW

Beta firmware? Download Here →

About This Firmware

macOS 15.1 (build 24B2083) is an official Apple IPSW for the iMac (Two Ports, 24-inch, 2024), released on 2024-10-31. 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_15.1_24B2083_Restore.ipsw

Checksums

SHA-256 db472ab82a4909699de188a9a4a53f3617824b5c5bad629b139dd5ec5d781ef4

SHA-1 26335096bfbfc19cbf00b77d439e9e532c5db06d

MD5 573f53d8c7f936371ac2d061f030353b

Direct URL

https://updates.cdn-apple.com/2024FallFCS/fullrestores/072-12302/3786987A-AD94-4BFB-81B8-56D3841CA81B/UniversalMac_15.1_24B2083_Restore.ipsw

Other Devices

MacBook Pro (M4, 14-inch, Nov 2024)

Mac16,1

MacBook Neo

Mac17,5

MacBook Pro (M4 Max, 14-inch, Nov 2024)

Mac16,6

MacBook Pro (M3 Pro, 14-inch, Nov 2023)

Mac15,6

MacBook Pro (M1 Max, 16-inch, 2021)

MacBookPro18,2

MacBook Pro (M1 Pro, 16-inch, 2021)

MacBookPro18,1

How to Restore with This IPSW

iTunes / Finder

macOS & Windows

Download the .ipsw file to your computer.
Connect your iMac (Two Ports, 24-inch, 2024) 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 iMac (Two Ports, 24-inch, 2024) 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