Latest WACUP public preview for x86 & x64 is build #23960 (March 1st 2026) (x86 & x64 changelogs) Latest restricted WACUP beta release is build #23960 (March 1st 2026) (x86 & x64 changelogs)
wacup.exe experienced an access violation (0xc0000005) possibly in propsys.dll at 13/3/2025 15:25:04 after running for 9:35Read from location 0x000000F0 caused an access violation.
If the SMTC feature is enabled (Preferences -> General -> Windows 10 | 11) it can trigger a crash due to a change in the build that was incorrectly applied.