1. Verify that your computer is able to see the Internet and/or other computers to ensure that your computer is not encountering a connection issue, which would be causing your e-mail issue.  2. Ensure that you are not using Outlook in "Offline Mode". On top left in Outlook select "Send/Receive" in toolbar "Work offline" should be un-selected.

Click New Email from the outlook window. Start typing an email to a frequent recipient that has an invalid email address. Hover your mouse over the right side of that address and click the delete button, or alternatively use your arrows keys to highlight the address and press the delete key on your keyboard. Hover your mouse over the right side of that address and click the delete button, or alternatively use your arrows keys to highlight the address and press the delete key on your keyboard. Repeat steps 2 and 3 to remove the remaining cached addresses. Once you have removed the legacy addresses that were cached, find that person in the address list when you send them an email next time, and their new email will be cached for you.

How to open a shared calendar using Outlook 2013 / 2016   1. From the calendar section choose > Open Calendar > From Address Book   2. Switch to Global Address List then search for the calendar.     3. The calendar will now show up in your Outlook Client.

  Microsoft Teams includes the Outlook add-in, which lets you create new Teams meetings directly from Outlook. It also lets people view, accept, or join meetings in either app. To schedule a meeting, open Outlook and switch to the calendar view. Click New Teams Meeting at the top of the view. Add your invitees to the To field—you can even invite entire contact groups (formerly known as distribution lists). Add your meeting subject, location, start time, and end time. Then click Send. You can also invite people from outside your organization from Outlook. Just be sure to add them as guests before the meeting starts or they will have to join anonymously.

Create your signature for Microsoft Outlook emails Open Microsoft Outlook. In the main Outlook window, on the File menu, click Options, click Mail, and then click Signatures     Click New   In the box Enter a name for your new signature, type a name (example: Signature) Click OK.     Highlight the example signature (shown below), right click and copy it.  Click in the signature box and hit CTRL+V. Update the lines with your current information.   If you do not have a fax number you can delete the line entirely, this will apply to any other numbers you don’t have.   JOHN DOE | Title  Nine Energy Service 16945 Northchase Drive, Suite 1600, Houston, TX 77060 DIRECT 281-436-7327   CELL 832-607-5004   FAX xxx-xxx-xxxx   WEB nineenergyservice.com       When you finish editing the new signature, click Save.  Then click the dropdown on the right side as pictured and select your newly created signature name. Do this for at least New Messages. Click Save, then click OK The signature should now show as the default signature for “signatures for new messages.” You can now create a new email to test that the signature appears correctly.   -------------------------------------------------------------------------     JOHN DOE | Title  Nine Energy Service 16945 Northchase Drive, Suite 1600, Houston, TX 77060 DIRECT 281-436-7327   CELL 832-607-5004   FAX xxx-xxx-xxxx   WEB nineenergyservice.com  

The example below shows how to add shared calendar:

  From the calendar section choose > Open Calendar > From Address Book   Switch to Global Address List then search for the calendar.       The calendar will now show up in your Outlook Client.