There are many tools comes default in Windows. we can use those tools for doing some options. For example :- Calculator and Character Map (which will display all fonts with character), we can copy the character which we want and paste no need to know what key we need to press in keyboard.
Here is the few list of useful commands for Windows.

* First open Run window, Just press {Windows key} + {R key}. It will automatically open Run window, then start typing command and {Enter key} that’s all. It will open that Tool Window
(Most of the commands works fine in Windows XP, Vista, 7 and 8 )
To Access tools in windows systems | Run Command |
Accessibility Controls | access.cpl |
Accessibility Wizard | accwiz |
Add Hardware Wizard | hdwwiz.cpl |
Add/Remove Programs | appwiz.cpl |
Administrative Tools | control admintools |
Adobe Acrobat (if installed) | acrobat |
Adobe Designer (if installed) | acrodist |
Adobe Distiller (if installed) | acrodist |
Adobe ImageReady (if installed) | imageready |
Adobe Photoshop (if installed) | photoshop |
Automatic Updates | wuaucpl.cpl |
Bluetooth Transfer Wizard | fsquirt |
Calculator | calc |
Certificate Manager | certmgr.msc |
Character Map | charmap |
Check Disk Utility | chkdsk |
Clipboard Viewer | clipbrd |
Command Prompt | cmd |
Component Services | dcomcnfg |
Computer Management | compmgmt.msc |
Control Panel | control |
Date and Time Properties | timedate.cpl |
DDE Shares | ddeshare |
Device Manager | devmgmt.msc |
Direct X Control Panel (If Installed)* | directx.cpl |
Direct X Troubleshooter | dxdiag |
Disk Cleanup Utility | cleanmgr |
Disk Defragment | dfrg.msc |
Disk Management | diskmgmt.msc |
Disk Partition Manager | diskpart |
Display Properties | control desktop |
Display Properties | desk.cpl |
Display Properties (w/Appearance Tab Preselected) | control color |
Dr. Watson System Troubleshooting Utility | drwtsn32 |
Driver Verifier Utility | verifier |
Event Viewer | eventvwr.msc |
Files and Settings Transfer Tool | migwiz |
File Signature Verification Tool | sigverif |
Findfast | findfast.cpl |
Firefox (if installed) | firefox |
Folders Properties | control folders |
Fonts | control fonts |
Fonts Folder | fonts |
Free Cell Card Game | freecell |
Game Controllers | joy.cpl |
Group Policy Editor (XP Prof) | gpedit.msc |
Hearts Card Game | mshearts |
Help and Support | helpctr |
HyperTerminal | hypertrm |
Iexpress Wizard | iexpress |
Indexing Service | ciadv.msc |
Internet Connection Wizard | icwconn1 |
Internet Explorer | iexplore |
Internet Properties | inetcpl.cpl |
Internet Setup Wizard | inetwiz |
IP Configuration (Display Connection Configuration) | ipconfig /all |
IP Configuration (Display DNS Cache Contents) | ipconfig /displaydns |
IP Configuration (Delete DNS Cache Contents) | ipconfig /flushdns |
IP Configuration (Release All Connections) | ipconfig /release |
IP Configuration (Renew All Connections) | ipconfig /renew |
IP Configuration (Refreshes DHCP & Re-Registers DNS) | ipconfig /registerdns |
IP Configuration (Display DHCP Class ID) | ipconfig /showclassid |
IP Configuration (Modifies DHCP Class ID) | ipconfig /setclassid |
Java Control Panel (If Installed) | jpicpl32.cpl |
Java Control Panel (If Installed) | javaws |
Keyboard Properties | control keyboard |
Local Security Settings | secpol.msc |
Local Users and Groups | lusrmgr.msc |
Logs You Out Of Windows | logoff |
Malicious Software Removal Tool | mrt |
Microsoft Access (if installed) | access.cpl |
Microsoft Chat | winchat |
Microsoft Excel (if installed) | excel |
Microsoft Frontpage (if installed) | frontpg |
Microsoft Movie Maker | moviemk |
Microsoft Paint | mspaint |
Microsoft Powerpoint (if installed) | powerpnt |
Microsoft Word (if installed) | winword |
Microsoft Syncronization Tool | mobsync |
Minesweeper Game | winmine |
Mouse Properties | control mouse |
Mouse Properties | main.cpl |
Nero (if installed) | nero |
Netmeeting | conf |
Network Connections | control netconnections |
Network Connections | ncpa.cpl |
Network Setup Wizard | netsetup.cpl |
Notepad | notepad |
Nview Desktop Manager (If Installed) | nvtuicpl.cpl |
Object Packager | packager |
ODBC Data Source Administrator | odbccp32.cpl |
On Screen Keyboard | osk |
Opens AC3 Filter (If Installed) | ac3filter.cpl |
Outlook Express | msimn |
Paint | pbrush |
Performance Monitor | perfmon.msc |
Performance Monitor | perfmon |
Phone and Modem Options | telephon.cpl |
Phone Dialer | dialer |
Pinball Game | pinball |
Power Configuration | powercfg.cpl |
Printers and Faxes | control printers |
Private Character Editor | eudcedit |
Quicktime (If Installed) | QuickTime.cpl |
Quicktime Player (if installed) | quicktimeplayer |
Real Player (if installed) | realplay |
Regional Settings | intl.cpl |
Registry Editor | regedit |
Task manager | taskmgr |
Wordpad | write |
Windows Management Infrastructure | Wmimgmt.msc |
Windows Update manger | wupdmgr |
Create shared folder wizard | shrpubw |
Services | Services.msc |
Screen Saver | Scrnsave.scr |
On Screen Keyboard | osk |
Local Security settings | Secpol.msc |
Hi these idea very nice….
but may i know why some commands in this list are not worked say like appwiz.cpl. it not works for me?
Most of the commands are XP base.. and few are not working in Vista or Win 7 & 8..