: Before applying any update, backup your current device configuration.

: Often refers to SMC Networks (a manufacturer of routers, switches, and modems) or specialized "SMC" (System Management Controller) software.

: This may indicate an "Information" or "Infrastructure" provisioning profile or a specific protocol patch. Upd10129 : Represents the Update version (10129). Purpose of the Update Updates like SMCVINFPPUpd10129 are typically released to: