

This problem is indicated when an application cannot access the Device\PhysicalMemory object beyond the kernel-mode drivers, on any of the Windows Server® 2003 operating systems. This fix resolves a display issue for the AoA Mp4 Converter. This fix increases the speed of GdipFlush, which has perf issues in DWM. The application is forced to repaint its window on RealizePalette. This fix repairs applications that use GDI and that work in 8-bit color mode. This layer mitigates applications that exhibit graphical corruption in full screen mode. This layer aggregates all the blt operations and improves performance.Īpplications that use DX8/9 and are mitigated by the 8/16-bit mitigation are run in a maximized windowed mode. FixĪpplications that are mitigated by 8/16-bit mitigation can exhibit performance issues. The fixes are listed in alphabetical order. The following table lists the known compatibility fixes for all Windows operating systems that have been released from Windows Vista through Windows 10.

To verify that a compatibility fix addresses an issue, you must test the repaired application by running it under the destination user account.

If you start the Compatibility Administrator as an Administrator (with elevated privileges), all repaired applications can run successfully however, virtualization and redirection might not occur as expected. You will receive an error message if you try to use the wrong version.

You must use the 32-bit version for 32-bit applications and the 64-bit version to work for 64-bit applications. The Application Compatibility Toolkit (ACT) installs a 32-bit and a 64-bit version of the Compatibility Administrator.
