Home / Firmware / SM-G991U1 / ATT
Galaxy S21 5G
SM-G991U1 Firmware
- PDA
G991U1UEU7EWF4- CSC
G991U1OYM7EWF4- Country
USA- Changelist
- 26203421
- Upload date
- 7/11/2023
- Package size
- 6.7 GB (7164613785 bytes)
- File name
- ATT-G991U1UEU7EWF4-20230711204531.zip
ATT CSC Breakdown
Network Name
AT&T Mobility
Network Country
United States of America
Network Name
AT&T Mobility
Network Country
United States of America
Network Bands
GSM 850 / GSM 1900 / UMTS 850 / UMTS 1900 / LTE 700 / LTE 850 / LTE 1700 / LTE 1900 / LTE 2300 / 5G 850 / 5G 3700 / 5G 39000
Network Name
AT&T Mobility
Network Country
United States of America
Network Bands
GSM 850 / GSM 1900 / UMTS 850 / UMTS 1900 / LTE 700 / LTE 850 / LTE 1700 / LTE 1900 / LTE 2300 / 5G 850 / 5G 3700 / 5G 39000
