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Google this page is not a duplicate advanced c# coding check if office products exists Type outlookType = Type.GetTypeFromProgID("Outlook.Application"); Type excelType = Type.GetTypeFromProgID("Excel.Application"); Type powerpointType = Type.GetTypeFromProgID("Powerpoint.Application"); Type wordType = Type.GetTypeFromProgID("Word.Application"); if (outlookType == null) { """ // outlook is not installed } " else " { """ // outlook is installed " } IP | ||||
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