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Samsung Galaxy S21 5G (SM-G991N) Android 15 Firmware (G991NKSSAHYH5) – KTC | SamFrew

Home / Firmware / SM-G991N / KTC

Firmware G991NKSSAHYH5

Device Galaxy S21 5G

Model SM-G991N

Region KTC

OS Android 15

Release Date 8/1/2025

Upload Date 8/26/2025

PDA G991NKSSAHYH5

CSC G991NOKRAHYH5

Changelist 30959686

Size 8095908288 bytes (approx. 7.5 GB)