Steps To remove Firefox as your default browser:

• Select Settings from the menu button.
• The default browser option is found in the Startup section at the top of the page in the General panel.
• Make the Make Default button your default setting.
• If it isn't already open, go to Windows Settings and open the Default applications section. (Click the Settings icon in the Windows Start menu, then Apps, then Default apps.)
• Click the browser that is currently listed in the Web browser section of the Default applications panel.
• To make Google Chrome your default browser, go to the Choose an app tab and select it.
• In the Web browser area, you'll notice that Google Chrome is set as the default browser in Windows 10.

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