Download macOS 12.3.1 for MacBook Pro (M1 Pro, 16-inch, 2021) (MacBookPro18,1)
Signed IPSW files can be restored via iTunes, 3uTools. Unsigned IPSWs cannot currently be restored via iTunes, 3uTools.
Signed status can change daily, you should check signed status before restored
Firmware information
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File name
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VersionmacOS 12.3.1 This firmware is signed. You can restore to it
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Build ID21E258
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Size12.92GB
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Release date2022-03-31 17:25:26
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Upload date2022-03-26 19:16:07
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MD5
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SHA1
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SHA256
MacBook Pro (M1 Pro, 16-inch, 2021)
MacBookPro18,1
* Apple server is official from Apple. Other links are re-upload to other hosts.