ATT_FirstNet_US what changed — version 73.0

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iOS

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iPadOS

watchOS

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AT&TATT_FirstNet_US

OTA iOS 27.2+ · build 73.0.2 current release

iOS 27.2 beta 3 image · build 73.0 beta

iOS 27.2 beta 1–2 image · build 72.7.2 beta

OTA iOS 27.0+ · build 72.1

iOS 27.0 – 27.0.1 image · build 72.0

iOS 27.0 beta 5–8 image · build 72.0 beta

iOS 27.0 beta 4 image · build 71.5.30 beta

iOS 27.0 beta 3 image · build 71.5.29 beta

iOS 27.0 beta 2 image · build 71.5.28 beta

iOS 27.0 beta image · build 71.5.25 beta

iOS 26.5 – 26.6.2 image · build 70.0

iOS 26.5.1 image · build 70.0

iOS 26.4 – 26.4.2 image · build 69.0

iOS 26.3.1 image · build 68.0

iOS 26.3 image · build 68.0

iOS 26.2 – 26.2.1 image · build 67.0

iOS 26.1 image · build 66.0

iOS 26.0 – 26.0.1 image · build 65.0

iOS 26.0 image · build 65.0

iOS 18.5 – 18.6.2 image · build 64.0

iOS 18.4 – 18.4.1 image · build 63.0

iOS 18.3.1 – 18.3.2 image · build 62.0

iOS 18.3 – 18.3.2 image · build 62.0

OTA iOS 18.2+ · build 61.1

iOS 18.2 – 18.2.1 image · build 61.0

iOS 18.1 – 18.1.1 image · build 60.0

iOS 18.0 – 18.0.1 image · build 59.0

OTA iOS 15.1+ · build 48.1

OTA iOS 15.0+ · build 47.2

OTA iOS 14.6+ · build 46.2

OTA iOS 14.5+ · build 46.1

Compare against

OTA iOS 27.2+ · build 73.0.2 current release

iOS 27.2 beta 1–2 image · build 72.7.2 beta

OTA iOS 27.0+ · build 72.1

iOS 27.0 – 27.0.1 image · build 72.0

iOS 27.0 beta 5–8 image · build 72.0 beta

iOS 27.0 beta 4 image · build 71.5.30 beta

iOS 27.0 beta 3 image · build 71.5.29 beta

iOS 27.0 beta 2 image · build 71.5.28 beta

iOS 27.0 beta image · build 71.5.25 beta

iOS 26.5 – 26.6.2 image · build 70.0

iOS 26.5.1 image · build 70.0

iOS 26.4 – 26.4.2 image · build 69.0

iOS 26.3.1 image · build 68.0

iOS 26.3 image · build 68.0

iOS 26.2 – 26.2.1 image · build 67.0

iOS 26.1 image · build 66.0

iOS 26.0 – 26.0.1 image · build 65.0

iOS 26.0 image · build 65.0

iOS 18.5 – 18.6.2 image · build 64.0

iOS 18.4 – 18.4.1 image · build 63.0

iOS 18.3.1 – 18.3.2 image · build 62.0

iOS 18.3 – 18.3.2 image · build 62.0

OTA iOS 18.2+ · build 61.1

iOS 18.2 – 18.2.1 image · build 61.0

iOS 18.1 – 18.1.1 image · build 60.0

iOS 18.0 – 18.0.1 image · build 59.0

OTA iOS 15.1+ · build 48.1

OTA iOS 15.0+ · build 47.2

OTA iOS 14.6+ · build 46.2

OTA iOS 14.5+ · build 46.1

Compare with another bundle…

signatures/overrides_V159.plist Whole bundle

signatures/overrides_V159.plist changed 4 rows Before After

Key path	Before	After
CBSignature2	{"__data":"e03e4989a5aa9397c3b230b02d642962e29bf753a9e1127fa707347c181981a7bcf16f2ab330b17d51000ab07cfd89fec82acffe59acecbc9bec29826445cbca7baa8ceb965f428b4ec7d1ed3232b7c662e36154ea140349d4911f5167b608b8afc0ac574bd5ffe70219ba69f28cc1d9faef1f9c8292a1859bffb1be4cb291deb18a1bae5a2892ed97a6d8d64b1caeaca… { "__data": "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", "__len": 256 }	{"__data":"a7c77c9b0853a01c4564dcccd134f7edd8c2e7038260c112d678fa276a0e5dbbdb9577ca1a8a0841b0006a6473948f0e9d38a57db5975c2badaa65d52c538a7b5de6dde7179fff8c80d1e931669f93bedc8f9cd732ffe04793166626974d07df7009f366dba6f1c7c1886aca0c7f4e5d61b42418b57bdaf285f9a5009800ae1c8eacc3082fa1babd64d6d6fa751f9c70b… { "__data": "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", "__len": 256 }
CBSignature3	{"__data":"3065023100c4554d9f70e0e0e66142e2daf5ca5c16b192e18d5c1003905290b9182b8ccc3ba01b52b5f7a814a79f93eb4bf90f4b330230203863ad9500bf0c33e983226b17fb515ac482145abfff3927d0765e49b769e25b8f57154338dd4ce2b635c28a9f1233","__len":103}	{"__data":"306502302dc0ea1e75ff95676f3999a71ff4f78eefd36a432bf10b63ba166a5bb2aa31d8a655af79a90555cc2a82056ac82e5027023100f1cc8594749ed14dcadd15740074397227c025fe4e1dcb0c2c116795416814a03d405464cb6a657775179ed4b00d36cd","__len":103}
overrides_V159.der.pri2	{"__data":"a0d4154a9051f9298e5a9758347d9bb89019b32df64062dadaee2c0791656089516f5c7c3383eda62f8b93e6ac338b89e17fd3eb137f21746348c88ff29456b1e001fa4aef26f540312393634be934983e3633217a27162e660d31197beb1575ba8b54d4a71bfa67a6793e3b7073f2e5a5ad62884d110de1b1eca43c4952b3bacf9df5228d262c33685bba810b79b0274… { "__data": "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", "__len": 256 }	{"__data":"1e9608ea8df213dd8ca5ef332496507f1f6b21a4df5db3a1a361687e24f9f548c4a86264f0fc75d792f87026b81f1dea864810e5bccf25c46fd583b00a1c740c948d3b8f76e9195966aa4a24113c878c37168011897f0f3d94f2c1a6cf4ce46ac110e5f77a22feb7065547d87f59125a817418dfb67c022e260429416041ad8ae5d5d0d78548e4158739baf3701ae23c3… { "__data": "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", "__len": 256 }
overrides_V159.der.pri3	{"__data":"3065023100dc6188f86992a509c171d2903066e5a081a1d16813e2aa291d4a4699652f1d90e75bebaab96cb16b823fbd9923b2e4c702305c585dde6933fc8b510addd3d595c8409b007c0a4707e48f28c0a306f25a19f4f06c7e6e63966e01ecee9f009289cf97","__len":103}	{"__data":"3066023100ab62e2ab97f744afff9445aaafbc4546e29e32707619e380a7622f08540727077771804e4e1146a799050c89c999c588023100d460e3ba3d663bd791722cbe0275114895fd7dd6ac68f7248b36ada72af7346d3df26e493fab5b0a7c871ba7cabf2a0e","__len":104}

Key path

Before

After

CBSignature2

{"__data":"e03e4989a5aa9397c3b230b02d642962e29bf753a9e1127fa707347c181981a7bcf16f2ab330b17d51000ab07cfd89fec82acffe59acecbc9bec29826445cbca7baa8ceb965f428b4ec7d1ed3232b7c662e36154ea140349d4911f5167b608b8afc0ac574bd5ffe70219ba69f28cc1d9faef1f9c8292a1859bffb1be4cb291deb18a1bae5a2892ed97a6d8d64b1caeaca…

{
  "__data": "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",
  "__len": 256
}

{"__data":"a7c77c9b0853a01c4564dcccd134f7edd8c2e7038260c112d678fa276a0e5dbbdb9577ca1a8a0841b0006a6473948f0e9d38a57db5975c2badaa65d52c538a7b5de6dde7179fff8c80d1e931669f93bedc8f9cd732ffe04793166626974d07df7009f366dba6f1c7c1886aca0c7f4e5d61b42418b57bdaf285f9a5009800ae1c8eacc3082fa1babd64d6d6fa751f9c70b…

{
  "__data": "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",
  "__len": 256
}

CBSignature3

{"__data":"3065023100c4554d9f70e0e0e66142e2daf5ca5c16b192e18d5c1003905290b9182b8ccc3ba01b52b5f7a814a79f93eb4bf90f4b330230203863ad9500bf0c33e983226b17fb515ac482145abfff3927d0765e49b769e25b8f57154338dd4ce2b635c28a9f1233","__len":103}

{"__data":"306502302dc0ea1e75ff95676f3999a71ff4f78eefd36a432bf10b63ba166a5bb2aa31d8a655af79a90555cc2a82056ac82e5027023100f1cc8594749ed14dcadd15740074397227c025fe4e1dcb0c2c116795416814a03d405464cb6a657775179ed4b00d36cd","__len":103}

overrides_V159.der.pri2

{"__data":"a0d4154a9051f9298e5a9758347d9bb89019b32df64062dadaee2c0791656089516f5c7c3383eda62f8b93e6ac338b89e17fd3eb137f21746348c88ff29456b1e001fa4aef26f540312393634be934983e3633217a27162e660d31197beb1575ba8b54d4a71bfa67a6793e3b7073f2e5a5ad62884d110de1b1eca43c4952b3bacf9df5228d262c33685bba810b79b0274…

{
  "__data": "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",
  "__len": 256
}

{"__data":"1e9608ea8df213dd8ca5ef332496507f1f6b21a4df5db3a1a361687e24f9f548c4a86264f0fc75d792f87026b81f1dea864810e5bccf25c46fd583b00a1c740c948d3b8f76e9195966aa4a24113c878c37168011897f0f3d94f2c1a6cf4ce46ac110e5f77a22feb7065547d87f59125a817418dfb67c022e260429416041ad8ae5d5d0d78548e4158739baf3701ae23c3…

{
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  "__len": 256
}

overrides_V159.der.pri3

{"__data":"3065023100dc6188f86992a509c171d2903066e5a081a1d16813e2aa291d4a4699652f1d90e75bebaab96cb16b823fbd9923b2e4c702305c585dde6933fc8b510addd3d595c8409b007c0a4707e48f28c0a306f25a19f4f06c7e6e63966e01ecee9f009289cf97","__len":103}

{"__data":"3066023100ab62e2ab97f744afff9445aaafbc4546e29e32707619e380a7622f08540727077771804e4e1146a799050c89c999c588023100d460e3ba3d663bd791722cbe0275114895fd7dd6ac68f7248b36ada72af7346d3df26e493fab5b0a7c871ba7cabf2a0e","__len":104}