KB17822: No option to open file when export to CSV from MicroStrategy Web 9.x

SYMPTOM:
Execute a report in Strategy Web 9.x and export the report to CSV file. The following window appears which only allow user to save the file:
 

 
CAUSE:
This is because CSV file type is not defined on the machine.
 
ACTION:
Define the CSV file type on the machine with the following steps:
 

• Open Windows Explorer > Tools > Folder Options.
• Select File Type tab and click New.
• Type CSV and click OK, as shown below:
  

• Select the newly added file type and click Change, as shown below:
  

• Select Microsoft Excel and click OK, as shown below:
  

• Close Folder Options window.
• Close all browsers and launch Strategy Web 9.x again.
• Export the same report and the option to open file will be displayed this time, as shown below:
  

NOTE: Folder option is a Windows' Setting and the default behavior may vary from above.