Firmware Devices Direct Download Pricing News App

© 2015, 2026 Samfrew.com

Disclaimer: Flashing Samsung firmware is a risky process that can potentially brick your device. By flashing firmware, you are modifying the software on your device, and if anything goes wrong, your device may become unusable.

[email protected] Privacy Policy Terms of Service

SM-R866U_1_20260130130911_3vkqxtahtf_fac.zip — Samfrew Files | SamFrew

Samfrew FilesGalaxy Watch FE firmware ↗

Galaxy Watch FE (SM-R866U)›SM-R866U_1_20260130130911_3vkqxtahtf_fac.zip

ZIP

SM-R866U_1_20260130130911_3vkqxtahtf_fac.zip

ZIP archive · 3.6 GB · R866USQU1BYK6

ZIP

TAR files

Open a file to view its details. Individual TAR downloads use separate premium allowance or entitlement.

NameSizeDownload

BL_R866USQU1BYK6_QB103621902_REV00_user_low_ship_MULTI_CERT.tar.md53.8 MBPremium
AP_R866USQU1BYK6_QB103621902_REV00_user_low_ship_MULTI_CERT_meta_WATCH_OS16.tar.md53.5 GBPremium
CP_R866USQU1BYK6_CP32162784_QB103621902_REV00_user_low_ship_MULTI_CERT.tar.md517.9 MBPremium
CSC_OYM_R866UOYM1BYK6_QB103621902_REV00_user_low_ship_MULTI_CERT.tar.md5117.7 MBPremium

Firmware updates using this file

This file is the firmware binary of this firmware update.

CountryCSCUploaded

United States (XAA)R866UOYM1BYK6Jan 30, 2026

Download

Download file

Fast download uses your premium allowance. Standard download works without premium bandwidth.

File size3.6 GB

Checking accessLoading...