The March 2023 security updates are being released for the Samsung Galaxy Note 20, Note 20 Ultra, and Galaxy Z Flip 4 in the US.

________________

IMG: Samsung

________________

For the Galaxy Note 20 and Note 20 Ultra, the update is currently available on US Cellular, Spectrum Mobile, Comcast, Xfinity Mobile, Sprint, and T-Mobile networks.

________________

IMG: Samsung

________________

Galaxy Note 20 users can identify the latest update by its firmware version number N981USQS3HWB7.

________________

IMG: Samsung

________________

Galaxy Note 20 Ultra users can identify the latest update by its firmware version number N986USQS3HWB7.

________________

IMG: Samsung

________________

For the Galaxy Z Flip 4, the update is currently available on the US Cellular network.

________________

IMG: Samsung

________________

The firmware is the F721USQS2CWB1 for Galaxy Z Flip 4

________________

IMG: Samsung

________________

The new updates come with a fix for over 50 vulnerabilities, including critical and moderate-level issues that affect One UI.

________________

IMG: Samsung

________________

As you can tell from the letters of the version, it is just a security update: nothing new regarding the features, but at most, some refinements instability. 

________________

IMG: Samsung

________________