Windows 10 KB5075912 is a security update for ESU and LTSC 2021, addressing issues such as compliance of Chinese fonts with GB18030-2022A and a bug causing Secure Launch-enabled PCs to reboot instead of shutting down. The update restores custom folder names hidden by desktop.ini files, improves GPU stability for certain configurations, and introduces a targeted delivery system for new Secure Boot certificates to devices with proven update behavior. These changes aim to enhance user experience by fixing various annoyances while improving security. Users experiencing issues like font rendering, folder name disappearance, or shutdown problems are encouraged to install this update for a more stable system

Windows 10 KB5075912 (OS Builds 19045.6937 and 19044.6937) released

KB5075912 is a security update for Windows 10 ESU and LTSC 2021 that brings Chinese fonts up to GB18030‑2022A compliance. It fixes a bug where Secure Launch‑enabled PCs with Virtual Secure Mode would reboot instead of shutting down after recent updates. The patch also restores custom folder names hidden by desktop.ini files, improves stability for certain GPU configurations, and introduces targeted delivery of new Secure Boot certificates to only devices that have proven successful update behavior. These changes collectively smooth out several user annoyances while tightening the system’s security posture.

Windows 10 KB5075912 (OS Builds 19045.6937 and 19044.6937) released @ NT Compatible