Galaxy Watch Ultra
Release L705FXXS3BZF4
Bulgaria · BGLAndroid 16Built 6/24/2026Release information
The software versions and region covered by this firmware update.
L705FXXS3BZF4L705FOXA3BZF4 BulgariaBulgaria · CSC BGL · 3 carriers in 1 country
CSC is Samsung's region and carrier customization. The networks below are included in this release.
A1 BG28401NWIDNW01657Vivacom28403NWIDNW01448Yettel28405NWIDNW02125