Office 365 sign-in for Yammer

Use your Office 365 credentials to sign in to Yammer 

Go to your office 365 admin center https://portal.office.com/AdminPortal/Home#/homepage

Then choose SharePoint

 

 

 

 

    
 

 

 

 

This is the situation now before enabling the yammer.com feature there is now office 365 log in

 

SharePoint admin center

And check the Use Yammer.com
Service radio button

Now you can go to yammer website

https://www.yammer.com/companyname.com/#/home

change the company name with your domain name

And then go to network Admin

 

 

Now the option is there

 

Check the enforce office 365 identity in yammer

Make sure to notify users cause all users will be logged out and they will have to re login again using the office 365 account

 

After you accept you will have a new option for blocking users how don’t have yammer license