Go To Google.com and Stop Google Redirecting Google to Country Based URL
If you want to set Google.com as your homepage and not country based Google links like Google.co.in, Google.ca, Google.ja or Google.co.uk.
Then you need to set your Homepage as “https://www.google.com/ncr” NCR stands for “No Country Redirect”
Now it will open Google.com
Learn How to Change or Setup Home page on your Browser.