iPhone 16 Plus

iOS 27.2.1 (24B156) for iPhone 16 Plus

Signed — can be installed Released Nov 9, 2026 iPhone17,4

Download IPSW

iPhone17,4_27.2.1_24B156_Restore.ipsw

11.97 GB
Download iOS 27.2.1

The file is downloaded directly from Apple’s servers (updates.cdn-apple.com). Large files download faster with a download manager or curl -O.

Verify the file

SHA256
9e527d275a87cf82e0c4f7363883b13571d5e7fd57c6ebf242a073912c11405b
SHA1
af4f55e9d16335dbf5bd194c1f2b12fa7f929c5d
MD5
b01ec84a6a0ff9f0754a5c47bd02b3c5

On a Mac: shasum -a 256 iPhone17,4_27.2.1_24B156_Restore.ipsw · On Windows: certutil -hashfile iPhone17,4_27.2.1_24B156_Restore.ipsw SHA256

Firmware details

Version
iOS 27.2.1
Build
24B156
Released
November 9, 2026
Uploaded
November 6, 2026
File size
11.97 GB (12,852,363,768 bytes)
Signing
Signed

Device

Identifier
iPhone17,4
Board
D48AP
Platform
t8140
CPID
0x8140
BDID
0xA

Jailbreak

No public jailbreak is known for iOS 27.2.1 on iPhone 16 Plus.

Real jailbreaks are always free and open source. Sites asking you to pay, install profiles or “verify” with surveys are scams.

How to install iOS 27.2.1 with this IPSW

  1. Back up your iPhone 16 Plus to iCloud or your computer — restoring erases the device.
  2. Turn off Find My in Settings → [your name] → Find My.
  3. Connect the device with a cable and open Finder (macOS Catalina or later) or Apple Devices / iTunes (Windows).
  4. Hold Option (Mac) or Shift (Windows) and click Restore. Choose iPhone17,4_27.2.1_24B156_Restore.ipsw.
  5. Wait — the device restarts several times. Don’t disconnect it until you see the Hello screen.

Stuck on the Apple logo? Put the device into recovery mode first, then restore.

Build 24B156 is also available for

iPhone 18 Pro iPhone 18 Pro Max (US) iPhone 18 Pro Max iPad Air 13-inch (M4, WiFi) iPad Air 11-inch (M4, WiFi) iPad Air 13-inch (M4, Cellular) iPhone 17e iPad Air 11-inch (M4, Cellular) iPad Pro 11-inch (M5, Cellular) iPad Pro 11-inch (M5, WiFi) iPad Pro 13-inch (M5, WiFi) iPad Pro 13-inch (M5, Cellular) iPhone 17 iPhone Air iPhone 17 Pro Max iPhone 17 Pro iPad Air 13-inch (M3, Cellular) iPad (A16, WiFi) iPad Air 11-inch (M3, Cellular) iPad (A16, Cellular) iPad Air 13-inch (M3, WiFi) iPad Air 11-inch (M3, WiFi) iPhone 16e iPad mini (A17 Pro, WiFi) iPad mini (A17 Pro, Cellular) iPhone 16 Pro iPhone 16 iPhone 16 Pro Max iPad Air (M2, 11-inch, WiFi) iPad Air (M2, 11-inch, Cellular) iPad Air (M2, 13-inch, Cellular) iPad Pro (M4, 13-inch, Cellular) iPad Pro (M4, 13-inch, WiFi) iPad Air (M2, 13-inch, WiFi) iPad Pro (M4, 11-inch, WiFi) iPad Pro (M4, 11-inch, Cellular) iPhone 15 Pro Max iPhone 15 Pro iPhone 15 Plus iPhone 15

← All iPhone 16 Plus firmware