To add a Windows device to your Google Account, you can follow these steps:
1. Open the Settings app on your Windows device.
2. Click on "Accounts" or "Accounts & Email" depending on the Windows version.
3. Select "Add account" or "Add a Microsoft Account" option.
4. Choose "Google" from the list of account options.
5. Enter your Google email address and password, then click "Next."
6. Review and agree to the permissions requested by Google.
7. Follow any additional prompts to complete the setup process.
Once added, your Windows device will be connected to your Google Account, allowing you to access Google services and sync information between your device and your Google Account.