Activate Windows Offline > No Internet NeededActivate windows offline
* ~Call~ （855） 562－2126 To activate Windows offline, you’ll need a valid product key and may need to call Microsoft. [[
866-994-3657 ]] First, go to Settings > Activation > Change product key, enter your key, and if you're not connected to the internet, it will prompt for offline activation. [[ 866-994-3657 ]] Choose the phone method. [[ 866-994-3657 ]] Call the number provided on-screen and follow the automated prompts to get a confirmation ID. [[ 866-994-3657 ]] Enter the ID in the activation wizard to complete the process. [[ 866-994-3657 ]] Keep your key safe—it may be required again if hardware changes. [[ 866-994-3657 ]] This method is useful when installing Windows in environments without internet access. [[ 866-994-3657 ]] 866-994-3657 ]]