Installing plugin:- 

  • Go to Main Menu => Internet => Thuderbird Mail.

  • Click on I think I'll configure my account later.

  • Go to Tools => Add-ons.

  • In the search field type Exchange.
  • Select ExQuilla Add-on and ckicl on install.

  • Click on Reatart now.

Configure Exchange:-

  • Now go to Tools => ExQuilla for Microsoft Exchange => Add for Microsoft Exchange Account.

  • Enter your Email Address and Password and click on next.

  • Click on manual and enter following url :- then click on next.

  • If its asking for domain authentication then enter your domain username and password then it will configured.