Last days I noticed that ALL clients are showing inactive at the System Center Configuration Manager R2 Console. After doing
Manage License Key for Office 2013, remove – re-activate
There are many times that you added a wrong key to Office 2013 or you need to change the key.
Exchange Calendar Permissions using Powershell
This is a fast way to manage Calendar permissions of a mailbox. Same commands are for both Exchange on-premises and Exchange
Remove Microsoft Antimalware Service from a VM
Microsoft offers for free it’s antimalware service. When you create a new VM you have the option to enable it.