How to slow a computer

 In c drive where is windows installed , Make memory to 0 mb

drive free space to 1 mb

2) Open a large excel file with2 gb and copy form one excel file to another

Powershell select query for windows with tables

 Get-CimInstance -Query "select * from Win32_OperatingSystem "

Get-CimInstance -Query "SELECT * FROM Win32_SystemDriver WHERE Name='ntfs'"

Get-CimInstance -Query "select * from win32_baseService where Name='Themes'"

tables

Win32_Service

Win32_SystemDriver





⚙️ Operating System Core & Drivers

• Win32_Service: Standard Windows background services (the counterpart to system drivers).
• Win32_PnPSignedDriver: Digital signature and version details for Plug-and-Play drivers (great for checking if a driver is outdated).
• Win32_Bus: Physical and logical expansion buses (like PCI, USB).
• Win32_DeviceChangeEvent: Monitors when devices/drivers are added or removed from the system.

🔌 Physical Hardware & Devices

• Win32_PnPEntity: Every Plug-and-Play device recognized by Device Manager (cameras, mice, keyboards, etc.).
• Win32_DiskDrive: Physical hard drives and SSDs (shows model, serial number, and size).
• Win32_VideoController: Graphics cards/GPUs and active video drivers.
• Win32_NetworkAdapter: Physical and virtual network cards.

🖥️ System Management & Memory

• Win32_Processor: CPU details (cores, clock speed, current load).
• Win32_PhysicalMemory: Physical RAM sticks (shows capacity, speed, and manufacturer).
• Win32_BIOS: Motherboard BIOS/UEFI version, serial number, and manufacturer.
• Win32_OperatingSystem: General Windows details (build version, boot time, registered user).

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How to open notepad and type with batch file

 @echo off

title Type Text Automation

:: 1. Open Notepad

start "" notepad.exe

echo Waiting for Notepad to open...

timeout /t 2 >nul

:: 2. Create a temporary script to type text

set "VBS_FILE=%temp%\type_text.vbs"

(

echo Set objShell = WScript.CreateObject^("WScript.Shell"^)

echo ' Make sure Notepad is the active window

echo objShell.AppActivate "Notepad"

echo WScript.Sleep 500

echo ' Type the characters

echo objShell.SendKeys "abcd"

) > "%VBS_FILE%"

:: 3. Execute the typing script

cscript //nologo "%VBS_FILE%"

:: 4. Delete the temporary script file

del "%VBS_FILE%"

echo Done!

timeout /t 2 >nul

How to create notepad file with batch file

 @echo off

title Text Steps Recorder

cls

echo ==========================================

echo TYPE YOUR STEPS BELOW (Press Enter after each line)

echo Type "EXIT" and press Enter when finished.

echo ==========================================

echo.

:loop

set /p userinput="Enter text/step: "

if "%userinput%"=="EXIT" goto end

if "%userinput%"=="exit" goto end

:: This saves what you typed into a file called keystrokes.txt

echo %userinput% >> keystrokes.txt

goto loop

:end

echo.

echo Recording saved to keystrokes.txt!

pause

How to copy txt file from notepad to new notepad using bat file - batch file

 @echo off

title Steps Replayer

cls

echo Ready to replay steps. 

echo You have 5 seconds to click inside the app where you want to type!

echo.

timeout /t 5

:: This block creates a temporary script to simulate automated typing

echo Set wshShell = wscript.CreateObject("WScript.Shell") > replay.vbs

:: This reads your saved text file and writes it into the automated typer

for /f "delims=" %%x in (portalchanges.txt) do (

    echo wshShell.SendKeys "%%x" >> replay.vbs

    echo wscript.sleep 500 >> replay.vbs

    echo wshShell.SendKeys "{ENTER}" >> replay.vbs

    echo wscript.sleep 500 >> replay.vbs

)

:: This runs the automatic typing script and then deletes the temporary file

cscript //nologo replay.vbs

del replay.vbs

echo.

echo Replay complete!

pause