iPhone 15 Plus IPSW Firmware

It should be noted that only signed versions of the IPSW files below can be restored using iTunes or 3utools. IPSW, iPhone Software, is a file format used to install iOS, iPadOS, tvOS, HomePod, and most recently, macOS firmware for devices equipped with Apple silicon.

Signed Firmware Versions

Release Date	Version	Download URL
May 20, 2024	17.5.1 (21F90)	Download (7.54 GB)
May 13, 2024	17.5 (21F79)	Download (7.53 GB)

Unsigned Firmware Versions

Release Date	Version	Download URL
March 27, 2024	17.4.1 (21E237)	Download (7.48 GB)
March 21, 2024	17.4.1 (21E236)	Download (7.48 GB)
March 5, 2024	17.4 (21E219)	Download (7.48 GB)
February 8, 2024	17.3.1 (21D61)	Download (7.40 GB)
January 22, 2024	17.3 (21D50)	Download (7.40 GB)
December 19, 2023	17.2.1 (21C66)	Download (7.40 GB)
December 11, 2023	17.2 (21C62)	Download (7.40 GB)
November 30, 2023	17.1.2 (21B101)	Download (7.47 GB)
November 8, 2023	17.1.1 (21B91)	Download (7.47 GB)
October 25, 2023	17.1 (21B80)	Download (7.47 GB)
October 4, 2023	17.0.3 (21A360)	Download (7.45 GB)
September 21, 2023	17.0.2 (21A350)	Download (7.45 GB)