Signed

Download 26.4 (25E246) for Mac Studio (M1 Ultra)

You can restore to this firmware in iTunes or Finder.

Download (18.38 GB) All firmware for Mac Studio (M1 Ultra)

File details

Release Date	Mar 24, 2026
Upload Date	Mar 20, 2026
Filename	`Mac13,2_26.4_25E246_Restore.ipsw`
Filesize	18.38 GB
SHA256sum	`960e6a473062180dadbb64f7951442fcce8007f7774a96962a24ed5bc3402cae`
MD5sum	`383fb9aca4dc5f271e675c77d43d0854`
SHA1sum	`177baf85518c6e9cebf83990e11e59259b5c97dd`
Identifier	`Mac13,2`