iBridge2,21 · iBridge2,21

iBridge2,21 · bridgeOS 8.5

21P5077Signed

Catalog data · Last updated: Oct 21, 2026, 11:42 PM UTC

Restore IPSW for iBridge2,21: bridgeOS 8.5, build 21P5077.

Firmware information

Version: bridgeOS 8.5
Build: 21P5077
IPSW: Restore IPSW
Size: 0.66 GB
Release date: May 13, 2024, 5:45 PM UTC
File name: iBridge2,1,iBridge2,10,iBridge2,12,iBridge2,14,iBridge2,15,iBridge2,16,iBridge2,19,iBridge2,20,iBridge2,21,iBridge2,22,iBridge2,3,iBridge2,4,iBridge2,5,iBridge2,6,iBridge2,7,iBridge2,8_8.5_21P5077_Restore.ipsw
Download host: updates.cdn-apple.com

IPSW download

Check the model and signing status before downloading.

Download IPSW

Download hostupdates.cdn-apple.com

iBridge2,1,iBridge2,10,iBridge2,12,iBridge2,14,iBridge2,15,iBridge2,16,iBridge2,19,iBridge2,20,iBridge2,21,iBridge2,22,iBridge2,3,iBridge2,4,iBridge2,5,iBridge2,6,iBridge2,7,iBridge2,8_8.5_21P5077_Restore.ipsw

Back up before you restore. A restore can erase the data on the device. The identifier has to match, and a file you can download may still be rejected for restore. bridgeOS belongs to the matching Mac hardware and is not a macOS installer.

Checksum

SHA-2566812c7826b129acdcdb82ad574428095ae0f81ec8d859742f94144da5fac16cb

SHA-13b1005dc1db43722ac560d8610723a4a760b90c5

MD5a71ee42a34a836d11457e017a95bddb6