If you are using windows 10 then follow the instructions, I think those will work for you 
1. Setting the default program from Control Panel
=> Press 
Windows + R then type β
control panelβ
=> Click on 
Programs. 
=> Then click on 
Default Programs
=> Click on 
Set your Default Programs.
=> At the bottom, under "
Web browser," click your current browser.
=>In the "
Choose an app" window, click Google Chrome.
2. Making Default from the Browser
=>Open Chrome and click on the "
Three Dots" in the upper right corner Click on 
Settings.
=>Click on the Settings > 
Default Browser...