Activate Windows 10/8 by Phone: Retail & Volume Licensing customers

We have seen how to activate Windows 8.1, Windows 8 or Windows 7 online and how to activate Windows 8 Enterprise Edition using slui.exe. There are two ways to activate Windows. First, via the Internet and second, by phone. Today we will see how to activate Windows 10/8 by phone. We will also show you how to find out the telephone numbers of Microsoft Office in your region, you need to call, in order to activate your copy of Windows.

Activate Windows 8 by Phone Retail, Volume Licensing

Activation is the initial process by which a Windows running on a PC is determined to be properly licensed and genuine, and it’s really quick and easy. It is different from Registration, in the sense that,  Activation is the process of ensuring that your copy of Windows is used according to the Microsoft Software License Terms, whereas registration is the process of entering information to sign up for product support, tools and tips, and other product benefits.

If you have disabled Auto-activation in Windows and you wish to activate Windows 8 by phone, do the following.

Activate Windows 10/8 by Phone

To start the Product Activation Wizard in Windows 8.1 and Windows 8, open the Charms bar > Settings> Change PC Settings > Activate Windows > Activate by phone.

To start the Product Activation Wizard in Windows 7, Start > right-click Computer > Properties > Activate Windows now > Use the automated phone system to activate.

Alternatively, to activate Windows by phone, open Run box, type slui.exe 4 to open up a box that will let you activate your Windows via the telephone.

Select your country from the drop-down menu and click Next.

activate windows 8 by phone

You will see some toll-free phone numbers which you can call. You will be required to provide the numbers mentioned in Step 2 when you are asked. Their person will, in turn, give you a Confirmation ID, which you will need to enter. Once done, click on Activate to activate your copy.

Once activated, you can view the Licensing Status and Activation ID of your Windows OS with slmgr.vbs.

You can follow this procedure for activation any version or edition of Windows.

NOTE: If your Windows 10 is activated with a digital license linked to your Microsoft Account, running slui.exe may open the Settings > Update & security > Activation settings box. Running slui.exe 4 may open up nothing.

Read: This copy of Windows is not genuine.

Microsoft Volume Licensing Activation Centers Worldwide Telephone numbers

If you are a Microsoft Volume Licensing customer and want to activate your Windows by phone, you can refer this list of call center and support phone numbers. Call these numbers to activate your Volume License by phone. The numbers in the first or middle column are Toll Calls. The second or right column below are Toll-free numbers.

Australia (61) (2) 9870 2131 1800 642 008
Canada (716) 871 2781 (888) 352 7140
India (91) 80 4010 3000 1800 11 11 00 or 1800 102 1100
United Kingdom (44) (203) 147 4930 (0) (800) 018 8354
United States (716) 871 2781 (888) 352 7140

To see the full list of Microsoft Volume Licensing Activation Centers Worldwide and their Telephone Numbers, visit Microsoft.

If you are unable to activate your copy of Windows, you may want to refer this post on troubleshooting Windows Activation States.

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Anand Khanse is the Admin of, a 10-year Microsoft MVP Awardee in Windows (2006-16) & a Windows Insider MVP. Please read the entire post & the comments first, create a System Restore Point before making any changes to your system & be careful about any 3rd-party offers while installing freeware.