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Samsung Galaxy Watch Ultra (SM-L705N) - Build L705NKOU3BZB2

Stock Firmware • Download • Android

Samsung SM-L705N — Firmware L705NKOU3BZB2

Device: Samsung Samsung Galaxy Watch Ultra

Model Code: SM-L705N

Series: Galaxy L

Build Number: L705NKOU3BZB2

Region (CSC): KOO

Android Version: v

Release Date: N/A

User Rating: ★★★★☆ 8.8/10

Downloads: 273

Important: This is an official Samsung Service ROM (4-file format). Use Odin to flash. Includes PIT partition. For repair/update purposes only.

Step-by-Step Flashing Instructions

  1. Preparation: Download this firmware file.
  2. Odin: Download Odin3 v3.14.4 or newer.
  3. Download Mode: Power off your Samsung Galaxy Watch Ultra. Hold Vol Up + Vol Down and connect USB.
  4. Load Files: Open the downloaded firmware. Select BL, AP, CP, CSC files in Odin.
  5. Flash: Click Start. Wait for "PASS!" message.