Windows Activation Error 0x80070520 is one of the many Activation errors users encounter while switching to a new laptop or PC or upgrading to a newer version of ...

Microsoft confirmed that the company is aware of activation issues on some systems. The problem appeared shortly after Microsoft blocked old Windows 7 and 8 keys from activating Windows 10 and 11.

The Software Licensing Service determined that the specified Key Management Service (KMS) cannot be used. What causes Windows Activation Error 0xC004F015? There can ...

So, question about KMS activation, as it relates to Windows 7. We already have a KMS server which activates Windows 2008R2 servers. Works great. So, I want to have a few Windows 7 machines I am ...

When Microsoft first launched the Windows operating system, installing it was only a matter of copying the program onto a disk. You didn't have to verify your copy of Windows. Starting with Windows XP ...

Microsoft closed a Windows 7 / 8 key loophole last month, and now people are experiencing issues reactivating some Windows 10 / 11 installs. Microsoft closed a Windows 7 / 8 key loophole last month, ...

Microsoft has officially retired the traditional phone-based activation system for Windows and Office that served as a reliable fallback for users for over two decades. Indeed, the "slui 4" command ...

Microsoft has seemingly disabled phone call activation for Windows 11, and perhaps older versions as well, making it impossible to activate Windows without an Internet connection. This is an unwelcome ...