Visit an interactive tutorial platform like LearnShell.org or W3Schools Bash Tutorial.

Start with the basics, such as: Hello, World! script. Understanding variables and how to use them. Learning to pass arguments to scripts.

Progress to intermediate topics: Loops (e.g., for, while) and decision-making (if, case). Basic string operations and array handling. Using basic operators for arithmetic and comparisons.

Explore advanced concepts: Special variables like $0, $1, $@, etc. File testing and input parameter parsing. Working with pipelines, process substitution, and regular expressions.

Practice using essential commands like sed, awk, grep, and sort.

Test your knowledge with exercises and quizzes available on the platforms.

Experiment by writing and running your own Bash scripts in a terminal.