Android only installs an update signed by the same key as the version already on your device. This timeline shows every signing key we've seen for GCOO - Mobility evolution. One known signing key across every release we hold.
3.3800.07
Current key1 release · Aug 4, 2026Every key we have ever recorded for GCOO - Mobility evolution. New builds are compared against this set; a build signed by none of them is what our badge calls a mismatch.
Nord Security · Travel & Local
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