Home / Mac / Mac mini (M1, Late 2020) / macOS 26.3 beta 2 (25D5101c)
Device

macOS 26.3 beta 2

Build 25D5101c
Currently Signed
Mac mini (M1, Late 2020) Macmini9,1
Released
January 12, 2026
File Size
18.81 GB
Filename
UniversalMac_26.3_25D5101c_Restore.ipsw

Important Notice About Signing Status

Signing status was last updated less than a minute ago. Apple can stop signing at any time without notice.

Verify current status at IPSW.dev

Beta Firmware Notice

For official public releases, visit IPSWDL.com

Firmware Details

Device Mac mini (M1, Late 2020) (Macmini9,1)
OS TypemacOS
Version26.3 beta 2
Build ID25D5101c
Release DateJanuary 12, 2026
Signing Status Signed
Status last checked March 10, 2026. Verify at IPSW.dev
Filename UniversalMac_26.3_25D5101c_Restore.ipsw
File Size18.81 GB
Download URL https://updates.cdn-apple.com/2026WinterSeed/fullrestores/047-11932/34528828-0245-4624-9D72-AFB752B2BEA2/UniversalMac_26.3_25D5101c_Restore.ipsw

Installation Instructions

How to install this firmware

  1. Download the IPSW file.
  2. Connect your device to your computer.
  3. Open iTunes (Windows / macOS Mojave and earlier) or Finder (macOS Catalina and later).
  4. Hold Option (⌥) on Mac or Shift on Windows and click Check for Update or Restore.
  5. Select the downloaded IPSW file and follow on-screen instructions.

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