Excel unable to activate excel 2016

Describes the cause and action for error messages.

Error Message(English)：
unable to activate excel 2016

Resolution

Run Office as administrator
https://support.office.com/en-ie/article/unlicensed-product-and-activation-errors-in-office-0d23d3c0・・・

Repair Office licensing ...
https://support.office.com/en-ie/article/unlicensed-product-and-activation-errors-in-office-0d23d3c0・・・

Repairing a corrupted workbook - Excel - Microsoft Office Support
https://support.office.com/en-ie/article/repairing-a-corrupted-workbook-7abfc44d-e9bf-4896-8899-bd10・・・

Excel workbook is not activated when you run a macro that calls the ...
https://support.microsoft.com/en-us/help/3083825/excel-workbook-is-not-activated-when-you-run-a-macr・・・

How to troubleshoot errors when you save Excel workbooks
https://support.microsoft.com/en-sg/help/271513/how-to-troubleshoot-errors-when-you-save-excel-workb・・・

How to Re-enable an Add-in that is Disabled or Missing - YouTube
https://www.youtube.com/watch?v=mJlemzmo8t0

https://www.youtube.com/watch?v=mJlemzmo8t0

How to Install an Excel Add in - YouTube
https://www.youtube.com/watch?v=reuU2zUsEPM

https://www.youtube.com/watch?v=reuU2zUsEPM