Steps to find Whether the Microsoft Addin version 12.... installed On User ‘s Desktop/Laptop
Step 1:
Open the MS Excel and search for Accolade menu in the tool bar.

Step 2:
Check for the option Accolade MS office help in the option.

Step 3:
Find the Version of Accolade Installed.

Note:
If the user is having less than 12 version, then the user needs to contact local infra team to Update it to the last version 12.3.4.500