Microsoft introduced updates this month that have caused a myriad of issues in various areas and products. One of those is the inability to work with attachments in Microsoft Outlook.
The company has now confirmed the problem and provided workarounds for each version of Outlook that is affected.
See the following version specific links for workarounds:
Security update for Outlook 2007: June 13, 2017
Security update for Outlook 2010: June 13, 2017
Security update for Outlook 2013: June 13, 2017
Security update for Outlook 2016: June 13, 2017
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