How to delete specific type of files from folders and sub folders

Deleting a specific type of files with known extension recursively is an easy process using the Windows command prompt. For example, the command below will find all the zip files or all the files with zip extension on D drive and delete them.

del /s d:\*.zip

Another example bellow will delete all the pictures with .jpg extension from your downloads folder and subfolders recursively.
del /s %userprofile%\Downloads\*.jpg

This example will delete all pictures with a jpg extension from your documents folder and subfolders recursively.
del /s %userprofile%\documents\*.jpg