S21 Ultra January 2022 G998BXXU4BULF Firmware update (January Security Patch) - Samsung Community
Samsung Root Kernel New Update 10/01/2022
General - GXDA - ONEUI 6.1 | GALAXY S21 Ultra 5G | Official Firmware (SM-G998B) | 9th May | Page 201 | XDA Forums
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Amazon.com: Samsung Galaxy S21 Ultra 5G SM-G998B/DS 256GB 12GB RAM Factory Unlocked (GSM Only | No CDMA - not Compatible with Verizon/Sprint) International Version - Phantom Black : Cell Phones & Accessories
General - FWL9 - JAN | GALAXY S21 Ultra 5G | Official Firmware (SM-G998B) | 11th January | Page 201 | XDA Forums
Samsung January 2022 update is rolling out now to these devices
S21 Ultra January 2022 G998BXXU4BULF Firmware update (January Security Patch) - Samsung Community
Latest Samsung Galaxy S21 Ultra firmware
SAMSUNG 4 Files Firmware New Update 10/01/2022
General - FWL9 - JAN | GALAXY S21 Ultra 5G | Official Firmware (SM-G998B) | 11th January | Page 201 | XDA Forums
Firmware do Galaxy S21 Ultra 5G SM-G998B OPS G998BXXU4BULF
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Brazil too] January 2022 security update releasing for Samsung Galaxy S21 in the US, India - Sammy Fans