
✗ 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 (5.5 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.
iPad_Spring_2019_15.3.1_19D52_Restore.ipsw file that you downloaded.iPad_Spring_2019_15.3.1_19D52_Restore.ipsw file that you downloaded.cd ~/Downloadsidevicerestore -e iPad_Spring_2019_15.3.1_19D52_Restore.ipsw and press enter.cd DownloadsGet-FileHash iPad_Spring_2019_15.3.1_19D52_Restore.ipsw -Algorithm SHA1ace4f5610a37e7b6cad88c4a238faa02cc5b7d8d. If it doesn't, you may need to redownload the file.cd ~/Downloadsopenssl sha1 iPad_Spring_2019_15.3.1_19D52_Restore.ipswace4f5610a37e7b6cad88c4a238faa02cc5b7d8d. If it doesn't, you may need to redownload the file.cd ~/Downloadsopenssl sha1 iPad_Spring_2019_15.3.1_19D52_Restore.ipswace4f5610a37e7b6cad88c4a238faa02cc5b7d8d. If it doesn't, you may need to redownload the file.| SHA256sum | ac9178634c9d7fde9d009e7f08a73e4821f1cabd2cd8e1f7662093a3c266a1d1 |
|---|---|
| MD5sum | ac9178634c9d7fde9d009e7f08a73e4821f1cabd2cd8e1f7662093a3c266a1d1 |
| SHA1sum | ace4f5610a37e7b6cad88c4a238faa02cc5b7d8d |
iPadOS 15.3.1 provides important security updates for your iPad and fixes an issue that may cause Braille displays to stop responding.
For information on the security content of Apple software updates, please visit this website: