change Microsof to Microsoft

Author: ktoliver

articles/azure-stack/azure-stack-updates.md

@@ -25,7 +25,7 @@ Microsoft update packages for Azure Stack integrated systems typically release a
 
 Each release of Microsoft software updates is bundled as a single update package. As an Azure Stack operator, you can import, install, and monitor the installation progress of these update packages from the administrator portal. 
 
-Your original equipment manufacturer (OEM) hardware vendor will also release updates, such as driver and firmware updates. While these updates are delivered as separate packages by your OEM hardware vendor, they are imported, installed and managed the same way update packages from Microsof update packages are imported, installed and managed.
+Your original equipment manufacturer (OEM) hardware vendor will also release updates, such as driver and firmware updates. While these updates are delivered as separate packages by your OEM hardware vendor, they are imported, installed, and managed the same way update packages from Microsoft update packages are imported, installed, and managed.
 
 To keep your system under support, you must keep Azure Stack updated to a specific version level. Make sure that you review the [Azure Stack servicing policy](azure-stack-servicing-policy.md).