You may get unreadable and bad characters when downloading attached XLSX or DOCX files in Internet Explorer 11 version or Edge (but not on Firefox).
And then you are unable to open .docx or .xlsx attachments using browsers such as Edge or IE11.
It seems like something is changing the file extension from .docx or .xlsx to .htm.
However, you can open attachments with these file extension using Firefox without issue.
The scenario is that you have a work order with an attachment, and when you attempt to open it, the browser prompts you to open or save the file, and you notice at the bottom, the file extension has changed from a .docx or .xlsx to .htm extension.
If you click on the Open button, you get the following:
To resolve the issue, attached documents must be set to secured in your System Properties app.
1. Go to System Properties application
2. Find the 'mxe.doclink.securedAttachment' property
3. Change the Global Value to true
4. Apply it with a Live Refresh.
The issue will now be fixed.