Have you recently deployed a new mail flow rule in Exchange Online that gives a user the option to override a warning and send the message? A common scenario is that the policy tip does not show in the desktop version of Outlook but shows immediately in Outlook Web App. The solution is pretty simple. Supported versions of Outlook only check for new or amended policy tips once a day. To force it to check again you need to delete a particular registry key. The example here illu

Recently, I created a new mobile device policy for a client where all new connections to Office 365 ActiveSync resulted in the device getting quarantined. An administrator would then need to go in and either Allow Access, Deny Access or leave the device in quarantine. The reason for this was to have more control on who was accessing company emails and on which device. We did not want users to connect to corporate emails on their personal devices. Question that arose after thi

What to do if you have allowed mobile devices to connect to Office 365 with no controls in place but now need to control which devices have

Modern Authentication for Skype for Business Online has come out of preview but how do you turn it on. The instruction will help you enable it for your tenant and also client. Connect PowerShell to Skype for Business online in your Office 365 tenant. If you are not sure how to connect, go to this Microsoft site that will explain how Run this command that switches on Modern Authentication: Set-CsOAuthConfiguration -ClientAdalAuthOverride Allowed Now run Get-CsOAuthConfiguratio

There will be times when you may not want your users to be able to download attachments when they are using Office 365 Outlook Web App. This is especially true if you allow users to connect to Office 365 from their personal computers and attachments are sensitive in nature You can prevent users downloading attachments via Office 365 OWA with the GUI or PowerShell Configure 'Prevent downloading attachments' via the GUI Login in to your Office 365 tenant and open the Exchange A

I recently had a major issue where a client was seeing constant password prompts when multi-factor authentication (MFA) was enabled for access to Office 365 through AD FS. This particular client was using Symantec VIP for MFA but I have had reports that other MFA solutions also cause the same issue. As you continue reading this post you will understand why. The issue is caused by a requirement for 'Modern Authentication' to be enforced. If you use Azure MFA as your multi-fact