How to Renew Lync Mediation Certificate
- Connect to the Server and open Skype for business server deployment wizard as administrator

Click on Yes

Now click on install or update Skype for business server system

Now click on Step 3: Request , Install or Assign certificate

Click on Request

Put a friendly name and click on Next

Now again click on Next

Now again click on Next

Now Click on Finish

It will open a certificate assignment click on Next

Click on Next

Click on Finish it will replace a new certificate with old one









