To change the default browser your computer is set to
For Windows
Open the Start menu and type Default Programs on the search tool
Click Set your default programs. This will load a list of all the programs installed on your computer
Go to the Web Browser section and select the browser you want to use.
Click Set this program as default. Windows will set your new browser to open all browser-related extensions, links, and shortcuts.
For Mac iOS
Click the Apple menu and select System Preferences.
Click General. This will load a list of general system options.
Select the browser that you want to use from the list of available browsers for Default web browser.