If you have an older desktop application that isn't running on Windows 10, use this guide to configure the appropriate compatibility mode settings.
Although, Windows 10 is not very different from previous versions regarding handling desktop applications, sometimes older apps designed for earlier versions (e.g., Windows XP or Windows 7) may not run as expected or they won't even start. However, in most cases, you can try to use the compatibility mode feature built into the operating system to resolve this issue.
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