1. Disable your antivirus in Windows Security, which can be opened from the Start menu.

2. Once you open Windows Security, click Manage settings.

3. Disable Real-time protection and the other security features shown in the window.

4. Extract KMSAuto++ from its archive. If it asks for a password, enter 123.

5. Open the extracted folder and double-click on KMSAuto++ x64.exe or KMSAuto++.exe, which depends on whether your Windows OS is 32-bit or 64-bit.

6. Click the KMSAuto++ button.

7. Click the Activate Windows or Activate Office button, depending on which product you need to activate. In this example, we’re going to activate Office.

8. Wait until the activation is complete.

9. Open Excel or other Office application, and click the Account menu on the start screen to check the activation status.

10. If you’re activating Windows 10, you can check its activation status by opening command prompt and typing slmgr /xpr. Alternatively, press Win + I to open Settings, and then go to Update & Security > Activation.