
✗ This firmware is not signed. This means you cannot restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.
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Download (5.4 GiB)This firmware is not signed. This means you cannot restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore. The instructions below are included for reference only.
iPhone_4.7_P3_15.2.1_19C63_Restore.ipsw file that you downloaded.iPhone_4.7_P3_15.2.1_19C63_Restore.ipsw file that you downloaded.cd ~/Downloadsidevicerestore -e iPhone_4.7_P3_15.2.1_19C63_Restore.ipsw and press enter.cd DownloadsGet-FileHash iPhone_4.7_P3_15.2.1_19C63_Restore.ipsw -Algorithm SHA130b77ed76b0d1490ff15d09bf23dd3cae620d44e. If it doesn't, you may need to redownload the file.cd ~/Downloadsopenssl sha1 iPhone_4.7_P3_15.2.1_19C63_Restore.ipsw30b77ed76b0d1490ff15d09bf23dd3cae620d44e. If it doesn't, you may need to redownload the file.cd ~/Downloadsopenssl sha1 iPhone_4.7_P3_15.2.1_19C63_Restore.ipsw30b77ed76b0d1490ff15d09bf23dd3cae620d44e. If it doesn't, you may need to redownload the file.| SHA256sum | 8166ba9746ab439742c6d419fb469a060c63f07e50cd641db2be33f6152765af |
|---|---|
| MD5sum | 8166ba9746ab439742c6d419fb469a060c63f07e50cd641db2be33f6152765af |
| SHA1sum | 30b77ed76b0d1490ff15d09bf23dd3cae620d44e |
iOS 15.2.1 contains bug fixes for your iPhone including:
Messages may not load photos sent using an iCloud Link
Third-party CarPlay apps may not respond to input
For information on the security content of Apple software updates, please visit this website: