Problem Installing O365 Web Access (sometimes called Web App)

I am running into an error when downloading or attempting to install Yesware for O365 on web access using either Mac or PC.

Solution

Please double-check that:

• Your mailbox is hosted by O365 and not a third-party provider (i.e. GoDaddy.com)
• You are using a Chrome browser to access your Outlook on the web

Problem Installing O365 Add-in for Outlook Desktop

I am running into an error when downloading or attempting to install Yesware for O365 on Outlook desktop on either Mac or PC.

Solution

Please double-check that:

• You are using the "Get Add-ins" button found in your Outlook desktop toolbar to install the add-in 
• Your mailbox is hosted by O365 and not a third-party provider (i.e. GoDaddy.com) 
• Your Microsoft Office suite, particularly Outlook, is up to date

Many Microsoft issues are fixed by either re-downloading Microsoft Office and/or running an Office Repair.

Step 1 - To reinstall Microsoft Office

1. Go to Programs and Features and find Microsoft Office
2. Right-click and select "Uninstall"
3. Go to https://outlook.office365.com/owa/
4. Go to the Home page, select "Install Office Apps" and then select "Office 2016"

Step 2 - Repair Microsoft Office

1. Open the Control Panel and click on "Uninstall a Program."
2. Find the version of Microsoft Office that is currently installed in the list of installed programs and right-click on it, then choose the Change option. 
Wait for the pop-up to load, then choose the Repair option and click Continue. 
3. Wait for the repair installation to finish. This may take several minutes. Once it is complete, click Close.
4. This should prompt you to restart. Click Yes to restart now and complete the repair process.