iPhone8,4
About This Firmware
iOS 15.4 RC
(build 19E241)
is a beta IPSW for the iPhone8,4,
released on March 8, 2022.
The download is 5.21 GB. This build is no longer signed by Apple. Blobs can no longer be saved for this build.
iPhone_4.0_64bit_15.4_19E241_Restore.ipsw
Release Notes
iOS 15.4 adds the ability to unlock with Face ID while wearing a mask on iPhone 12 and newer. This update also includes new emoji, a new voice option for Siri, and other features and bug fixes for your iPhone.
Face ID- Face ID while wearing a mask option on iPhone 12 and newer
- Apple Pay and password autofill in apps and Safari can be used with Face ID while wearing a mask
- New emoji including faces, hand gestures, and household objects are now available in emoji keyboard
- Handshake emoji allows you to choose separate skin tones for each hand
- SharePlay sessions can be initiated directly from supported apps
- Siri can provide time and date information while offline on iPhone XS, iPhone XR, iPhone 11 or newer
- Siri now includes an additional voice, expanding the diversity of options
- EU Digital COVID Certificate support in Health enables you to download and store verifiable versions of COVID-19 vaccination, lab results, and recovery records
- COVID-19 vaccination cards in Apple Wallet now support the EU Digital COVID Certificate format
This release also includes the following enhancements for your iPhone:
- Safari webpage translation adds support for Italian and Chinese (Traditional)
- Podcasts app adds episode filters for seasons, played, unplayed, saved, or downloaded episodes
- iCloud custom email domains can be managed from Settings
- News offers enhanced discovery of audio content in the Today feed and Audio tab
- Camera in keyboard can be used to add text to Notes and Reminders
- Shortcuts now supports adding, removing, or querying tags with Reminders
- Emergency SOS settings have changed to use Call with Hold for all users. Call with 5 Presses is still available as an option in Emergency SOS settings
- Close-up in Magnifier uses the ultra-wide camera on iPhone 13 Pro and iPhone 13 Pro Max to help you see small objects
- Saved passwords can now include your own notes in Settings
This release also includes bug fixes for your iPhone:
- Keyboard may insert period between typed numbers
- News widgets in Today View may not open articles when tapped
- Photos and videos may not sync to iCloud Photo Library
- Speak Screen Accessibility feature may quit unexpectedly within the Books app
- Live Listen may not turn off when switched off in Control Center
Some features may not be available for all regions or on all Apple devices. For information on the security content of Apple software updates, please visit this website: https://support.apple.com/kb/HT201222
How to Install
iTunes / Finder
macOS & Windows- Download the .ipsw file to your computer.
- Connect your iPhone8,4 to your computer via USB.
- Open iTunes (Windows / macOS Mojave and earlier) or Finder (macOS Catalina+) and select your device.
- Hold Option ⌘ (Mac) or Shift (Windows) and click Check for Update or Restore iPhone…
- Select the downloaded .ipsw file and follow the on‑screen instructions.
- Wait for the process to complete — do not disconnect the device.
DFU Mode
Recovery tipIf your device is stuck in a boot loop or not recognised by iTunes/Finder, enter DFU (Device Firmware Update) mode first, then select the .ipsw file as normal.
iPhone 8 / X and later
- Quickly press & release Volume Up
- Quickly press & release Volume Down
- Hold Side button until screen goes black
- Hold Side + Volume Down for 5 s
- Release Side, keep holding Volume Down for 5 more seconds
- Black screen = DFU active
iPhone 7 / 7 Plus
- Hold Sleep/Wake + Volume Down for 8 s
- Release Sleep/Wake, keep holding Volume Down for 5 s
- Black screen = DFU active
iPhone 6s and earlier
- Hold Sleep/Wake + Home for 8 s
- Release Sleep/Wake, keep holding Home for 5 s
- Black screen = DFU active
SHSH Blobs
Unsigned — too late to saveSHSH blobs are personalised cryptographic tickets Apple issues for a specific device and firmware. Saving blobs for a currently signed build lets you restore to it later using tools like futurerestore. iOS 15.4 RC is no longer signed.
A free open-source GUI app for macOS, Windows and Linux. Connect your device and save blobs with one click.
Download blobsaverCommand-line tool by tihmstar. Requires your device ECID and board config.
tsschecker -d iPhone8,4 --buildid 19E241 -e [ECID] --save
Other Devices with 19E241
