How do I make python3 default in Linux?

Steps to Set Python3 as Default On ubuntu?

1. Check python version on terminal – python –version.
2. Get root user privileges. On terminal type – sudo su.
3. Write down the root user password.
4. Execute this command to switch to python 3.6. …
5. Check python version – python –version.
6. All Done!

How do I enable python 3 in Linux?

Installing Python 3 on Linux

1. $ python3 –version. …
2. $ sudo apt-get update $ sudo apt-get install python3.6. …
3. $ sudo apt-get install software-properties-common $ sudo add-apt-repository ppa:deadsnakes/ppa $ sudo apt-get update $ sudo apt-get install python3.8. …
4. $ sudo dnf install python3.