In Windows 8, How do you set the default program for the mailto protocol to a custom exe? Under Default Programs, the only option I get is to select from a list of programs (Mail or Google Chrome) or to "Look for an app in the store". However, I want to associate the mailto protocol with a custom exe.
The following saved as a .REG file, edited to specify my custom EXE and imported into the registry works for me in Windows 7:
Remember that your setting can always be overridden by the user via browser options.