Samsung Devices Receive May 2023 Security Update
Samsung has released the May 2023 security update to the carrier-locked version of the Galaxy Z Flip 4 in the US, with firmware version F721USQS2CWD9. The update includes fixes for over 70 security flaws, including critical vulnerabilities. The new software is currently available on Metro PCS’ and T-Mobile’s network in the US, and users can install it through Settings or manually via a Windows PC.