As is the case for Windows 10, Windows 11 also receives a security update KB5009566, to fix some serious security vulnerabilities.
After installation of the new update, the build number will be 22000.434.
Fixed in KB5009566 SU
- Addresses a known issue that affects Japanese Input Method Editors (IME). When you use a Japanese IME to enter text, the text might appear out of order or the text cursor might move unexpectedly in apps that use the multibyte character set (MBCS). This issue affects the Microsoft Japanese IME and third-party Japanese IMEs.
Updates security for your Windows operating system.
Read more here.
Direct Download: Security-Fix