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 GHome - GHome Smart. 2 known signing keys across the releases we hold.
5.5.7
Current key1 release · Jul 28, 2026Every key we have ever recorded for GHome - GHome Smart. New builds are compared against this set; a build signed by none of them is what our badge calls a mismatch.
Home Assistant
Open Home Foundation (OHF) · Tools