How to Check if an Operating System is Permanently Activated IT Solutions, Knowledgebase Applications, Communications, Computer, Network, Software, Target August 30, 2018 How to check if an OS is permanently activatedPress Windows + R key, type cmd and press ok. When it opens, type the following command and press the enter key:slmgr/xpr You might also like How to Open and run DirectX Diagnostic Tool (Dxdiag) in Windows IT Solutions, Knowledgebase Samsung launches monster 219-inch TV, nicknamed “The Wall” Knowledgebase, tech news How to check version & Build of an Operating System IT Solutions, Knowledgebase Missed Calls From +371 and +375 Numbers Knowledgebase, tech news How to Resolve error 404 message (How to Flush DNS Cache) IT Solutions, Knowledgebase Keyboard Shortcuts IT Solutions, Knowledgebase Leave Your Comment Here Cancel replyComment * Name Email Website