Click Password Sync/Single Sign On.
Select Single Sign On in the Modules drop-down menu.
Fetch the Details of Login URL, Logout URL and Download the SAML certificate.
Create a SAML domain:
http://{Appliance IP or Hostname}
.Logout Service URL is the Logout Service URL of SAML Domain
During login, provide the correct Gsuite credentials.
You can now proceed with authentication from Virtual Office portal and NetExtender. When you select Office 365 domain in the login page, you are redirected to the ADSelfService Plus login page, and after providing correct credentials, the authentication is successful.