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 TikTok Lite - Faster TikTok. One known signing key across every release we hold.
44.7.3
Current key1 release · Jul 28, 2026Every key we have ever recorded for TikTok Lite - Faster TikTok. New builds are compared against this set; a build signed by none of them is what our badge calls a mismatch.