2 Answers

Make Chrome your default browser
If you like how Google Chrome works, make it your default browser! By doing so, future links you click will automatically open in Google Chrome. Follow these steps to set Google Chrome as your default browser:

Click the wrench icon on the browser toolbar.
Select Settings.
In the "Default browser" section, click Make Google Chrome my default browser.
Set Chrome as a Metro app on Windows 8

When you set Chrome as the default browser, Chrome will become a Metro app when launched from your Start screen. Follow these steps to set Google Chrome as your default browser:

Go to Windows Desktop.
Move your cursor to the lower right corner.
Select the Settings Charm from the menu that appears.
Select Control Panel from the Settings Charm.
Click Programs > Default Programs > Set your default programs.
Select "Google Chrome".
Click Set this program as default.

Setting Google Chrome your default browser:
1) Click on the wrench icon () found next to the browser's address bar.
2) Choose "Settings".
3) In the "Default browser" section, choose "Make Google Chrome my default browser".