IE11 corrupts CHM link file names inside a CHM file if they contain umlauts

Won’t fix Issue #296720


Jun 6, 2014
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Steps to reproduce


Repro Steps:

  1. Windows 8.1 IE 11
  2. Office | Excel needs to be installed
  3. open the attached chm
  4. Click the first link and the navigation will happen within the html help viewer
  5. Click the second link and a prompt will open for Excel.

Load the attached CHM on a system with IE 11 (e.g. Windows 8.1). Both links should open inside the CHM help viewer.
However, the second link opens Excel since its name is misinterpreted as CSV file.

Expected Results:

The file should be opend by its associated application (using the correct long extension).

Actual Results:


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    Comments and activity

    • Microsoft Edge Team

      Changed Assigned To to “Tony S.”

      Changed Assigned To from “Tony S.” to “IE F.”

      Changed Status to “Won’t fix”

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