SM-A366N firmware

Stock firmware and official updates for the Samsung Galaxy A36 5G (SM-A366N), by region.

Software support

Update policyQuarterly security updatesOn Samsung's current security update list

Security updates untilMar 31, 2031As published by Samsung

Latest firmwareAndroid 17A366NKSU9DZIF · built Sep 28, 2026

RegionBuildAndroidSecurity patchDateDetails

South Korea KOOBuildA366NKSU9DZIFAndroidAndroid 17Security patch—BuiltSep 28, 2026DetailsDownload

South Korea KTC

Builds in our firmware catalog, newest first.

BuildAndroidBuiltRegions

A366NKSU9DZIFAndroidAndroid 17BuiltSep 28, 2026Regions4 CSCs

A366NKSS9CZH1AndroidAndroid 16BuiltAug 14, 2026Regions4 CSCs

A366NKSS8CZG1AndroidAndroid 16BuiltJul 13, 2026Regions4 CSCs

A366NKSS7CZF1AndroidAndroid 16

Taken from the SM-A3660; this model can differ (chipset, network bands).

Display size: 170.1mm (6.7" full rectangle) / 165.5mm (6.5" rounded corners)
Resolution: 1080 x 2340 (FHD+)
Display type: Super AMOLED
Refresh rate: 120 Hz