For Excel on Web
- Open Excel on the Web
 - Head on to Add-Ins -> More Add-ins
 - Go to Admin Managed click Refresh
 - Select XLMiner Analysis Tool and click Add at the bottom.
 - It will then appear for your use.
 
For Windows
Open Excel 
- Got to File -> Options -> Add-ins
 - You will find the mentioned toolpak under inactive Add-ins.
 - Once you select Go, next to Manage You will able to enable the add-in requested.
 - Select the ones you are after and Click OK.
 
For MacOS
Please follow the guide : https://www.youtube.com/watch?v=fxRyunAQR48&ab_channel=QVisible