Galaxy Watch3

SM-R855F

Firmware R855FXXU1CTJ5

Bulgaria · BGLAndroid 5.5.0Built Oct 26, 2020

Release information

Firmware identifiers

The software versions and region covered by this firmware update.

Bulgaria · CSC BGL · 3 carriers in 1 country

What is CSC?

CSC is Samsung's region and carrier customization. The networks below are included in this release.

A1 BG

MCCMNC28401NWIDNW01657

A1 Bulgaria

5G 3500LTE 900LTE 1800LTE 2100UMTS 900UMTS 2100GSM 900

Vivacom

MCCMNC28403NWIDNW01448

BTC

5G 18005G 3500LTE 900LTE 1800LTE 2100UMTS 900UMTS 2100GSM 900

Yettel

MCCMNC28405NWIDNW01260

Yettel Bulgaria

5G 26005G 3500LTE 1800LTE 2100UMTS 900UMTS 2100GSM 900