For realme mobile phones:
realme UI 3.0 & above versions: Settings > Apps > Default apps > Select the browser > Google Chrome
realme UI 1.0 & 2.0: Settings > App management > Default apps > Select the browser > Google Chrome
realme UI R & S & T & Go Edition: Settings > Apps & notifications > Default apps > Select the browser > Google Chrome
To choose Google Chrome as the default browser, you can follow these steps on a Windows computer:
Open the Chrome browser.
Click on the three vertical dots in the top-right corner of the browser window to open the Chrome menu.
Select "Settings" from the menu.
Scroll down and click on "Default browser" under the "Default browser" section.
In the new window that opens, click on "Make default" to set Chrome as the default browser.