Chromium is by a default web browser in Raspberry pi 4. chromium is an open-source web browser to work with raspberry pi.
Some time or some people use to Firebox in daily life.
Install Firefox Browser in Raspbian.let start it:
The firefox does not install by default in raspberry pi 4. you use the official firefox package to install firefox-esr very easily.
Firstly update your raspberry pi 4.
After update your package in raspi 4. Now you are ready to install firefox in Your raspi 4. use this command you install raspberry pi 4.
Now successfully install Firefox in your raspi 4. you run your Firefox in Raspberry Pi Menu > Internet > Firefox ESR