how to rename file in linux using command code example

Example 1: bash rename

# Linux - Bash

# syntax:
mv <source-filename> <destination-filename>

# example-1 (fundamental - no switches):
mv "Initial_File_Name.txt" "New_File_Name.txt"

Example 2: rename a file in linux

mv oldfile.txt newfile.txt

Example 3: unix rename file

mv thirdfile file3

Example 4: rename file linux

mv (option) filename1.ext filename2.ext