KB5075912: fixes an issue that affects folder renaming with desktop.ini files in File Explorer

February 10, 2026—KB5075912 (OS Builds 19045.6937 and 19044.6937)

This security update includes fixes and quality improvements that are part of the following updates:

• January 13, 2026—KB5073724 (OS Builds 19045.6807 and 19044.6807)
• January 17, 2026—KB5077796 (OS Builds 19045.6811 and 19044.6811) Out-of-band
• January 24, 2026—KB5078129 (OS Builds 19045.6812 and 19044.6812) Out-of-band

The following is a summary of the issues that this update addresses when you install this update. If there are new features, it lists them as well. The bold text within the brackets indicates the item or area of the change we are documenting.

• [Fonts] This update includes changes to Chinese fonts to meet GB18030-2022A compliance.
• [OS Security (known issue)] Fixed: After installing the Windows security update released on or after January 13, 2026, some Secure Launch-capable PCs with Virtual Secure Mode (VSM) enabled are unable to shut down or enter hibernation. Instead, the device restarts.
• [Folders] Fixed: This update fixes an issue that affects folder renaming with desktop.ini files in File Explorer. The LocalizedResourceName setting was ignored, so custom folder names did not show. Now, custom folder names appear as expected.
• [Graphics] Fixed: A stability issue affecting certain graphics processing units (GPUs) configurations.
• [Secure Boot] With this update, Windows quality updates include a broad set of targeting data that identifies devices and their ability to receive new Secure Boot certificates. Devices will receive the new certificates only after they show sufficient successful update signals, which helps ensures a safe and phased rollout.