Phone · Samsung Galaxy Buddy4

SM-A166L firmware

Stock firmware and official updates for the Samsung Galaxy Buddy4 (SM-A166L), by region.

Software support

Latest firmwareAndroid 16A166LKSS8CZH1 · built Aug 19, 2026

RegionBuildAndroidSecurity patchDateDetails

South Korea LUCBuildA166LKSS8CZH1AndroidAndroid 16Security patch—BuiltAug 19, 2026DetailsDownload

Builds in our firmware catalog, newest first.

BuildAndroidBuiltRegions

A166LKSS8CZH1AndroidAndroid 16BuiltAug 19, 2026Regions1 CSC

A166LKSS7CZG1AndroidAndroid 16BuiltJul 9, 2026Regions1 CSC

A166LKSU6CZE9AndroidAndroid 16BuiltMay 13, 2026Regions1 CSC

A166LKSS6BZB7AndroidAndroid 16