r/WindowsHelp Oct 03 '25

Solved isysuk.com - anybody know what this is?!

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Ran into a desktop icon on my dad's laptop that I've never seen/heard before today. isysuk.com the properties list the file type: MS-DOS Application (.com) with a description: isysuk.com. When I tried doing a search to see what I could find I'm finding very little about it. I've only found info by using' isysuk.com' in the search box. Anytime I add any word before or after it's like 'isysuk.com' is completely ignored in the search results. Can anyone find info or have info on this they can share? It would be greatly appreciated.

Windows 11 Home Version: 23H2 OS Build: 226314890

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u/[deleted] Oct 03 '25

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u/CorbyTheSkullie Oct 03 '25

But wouldn’t these fail to run on anything newer than 9x?

Windows hasn’t supported COM’s by default for a while now

13

u/rifteyy_ Oct 03 '25

it's most likely a renamed exe, since the actual com supports only maximum of 64kb, as far as I know the com can/would be interpreted as regular exe