Describes the cause and action for error messages.
Error Message(English)：
attachments not opening from outlook 2016
Issues opening Excel attachments - MSOutlook.info
https://www.msoutlook.info/question/474
Office 2016 cannot open attachments - Tomorrow's Technology Today
https://www.tomtechtoday.com/2015/11/office-2016-cannot-open-attachments/
Outlook 2016 will not open word attachments - Latitude IT
https://latitude-it.net/outlook-2016-will-not-open-word-attachments/
Cannot open Excel file from Microsoft Outlook email attachment - IT ...
https://itknowledgeexchange.techtarget.com/itanswers/cannot-open-excel-file-microsoft-outlook-email-・・・
Open or save attachments - Outlook - Office Support - Office 365
https://support.office.com/en-gb/article/open-or-save-attachments-92f87f3f-1085-425a-87f6-08d43c19b4・・・
Double-clicking an Office file fails to open it in the correct Office ...
https://support.office.com/en-us/article/double-clicking-an-office-file-fails-to-open-it-in-the-corr・・・
Disable Protected View for Outlook Attachments - Slipstick Systems
https://www.slipstick.com/outlook/disable-protected-view-for-outlook-attachments/
Can't open an attachment in Outlook by double-clicking it
https://support.microsoft.com/en-au/help/3106898/can-t-open-an-attachment-in-outlook-by-double-click・・・
Email Attachments Won't Open After Upgrading to ... - Outlook Tips
https://www.outlook-tips.net/tips/email-attachments-wont-open-after-upgrading-to-windows-10/