WindowsBatchLearning

Startup application:

start /d"D:\folder\example\" example.exe

Rename File:

dir | rename-item -NewName {$_.name -replace "TXT1","TXT2"}
@echo off
ren *.mp4 *.mp3
pause

Taskkill:

taskkill /F /im app.exe
taskkill /im app.exe
taskkill /F /T /im app.exe ##Kill subtasks of the process as well

Schedule task:

taskschd.msc