Inhalt
System Repair & Health
- sfc /scannow:
Scan and repair system files - DISM /Online /Cleanup-Image /RestoreHealth:
Repair Windows image - chkdsk C: /f /r:
Check and repair disk errors - systeminfo:
Display system information - ver:
Show Windows version - shutdown /r /f /t 0:
Force restart - shutdown /s /f /t 0:
Force shutdown - powercfg /energy:
Generate energy report - powercfg /batteryreport:
Battery health report - cleanmgr:
Open Disk Cleanup
Network Troubleshooting
- ipconfig /all:
Display all IP info - ipconfig /release:
Release IP address - ipconfig /renew:
Renew IP address - ipconfig /flushdns:
Clear DNS cache - netsh winsock reset:
Reset Winsock - netsh int ip reset:
Reset TCP/IP - ping 8.8.8.8:
Test internet connection - tracert https://www.google.com/search?q=google.com:
Trace route - nslookup https://www.google.com/search?q=google.com:
DNS lookup - netstat -an:
List all network connections - route print:
Display routing table - arp -a:
Display ARP cache - netsh wlan show profile:
Show WiFi profiles - netsh wlan delete profile name=profile:
Delete WiFi profile - netsh wlan export profile key=clear:
Export WiFi keys - netsh interface show interface:
Show network interfaces - netsh advfirewall reset:
Reset firewall rules
User & Account Management
- net user:
List users - net user username password /add:
Add user - net localgroup administrators username /add:
Make admin - net user username /delete:
Delete user - net user administrator /active:yes:
Enable admin - net user administrator /active:no:
Disable admin - control userpasswords2:
Advanced account settings - lusrmgr.msc:
Local Users and Groups - whoami /groups:
Display user groups - rundll32.exe user32.dll,LockWorkStation:
Lock PC - net accounts /minpwlen:8:
Set minimum password length - net accounts /maxpwage:30:
Set password expiry
Disk & File Management
- diskmgmt.msc:
Disk Management - defrag C::
Defragment disk - format D: /fs:ntfs:
Format drive D - robocopy source destination /E:
Copy files with structure - xcopy source destination /E /H /C /I:
Copy directories - del /f /s /q C:\Windows\Temp\*.*:
Delete temp files - rmdir /s /q foldername:
Delete folder - attrib -h -r -s /s /d *.*:
Remove hidden attributes - fsutil dirty query C::
Check dirty bit - sdelete -p 3 filename:
Securely delete file
Security & Firewall
- wf.msc:
Windows Firewall settings - netsh advfirewall show allprofiles:
Show firewall profiles - netsh advfirewall set allprofiles state off:
Disable firewall - netsh advfirewall set allprofiles state on:
Enable firewall - rstrui:
System Restore - WindowsDefender:
Open Windows Security - explorer ms-settings:windowsdefender:
Defender settings - net stop dhcp:
Stop DHCP service - net start dhcp:
Start DHCP service - netsh firewall show state:
Show firewall state
Windows Update & Activation
- control update:
Open Windows Update - slmgr /ipk XXXXX-XXXXX-XXXXX-XXXXX-XXXXX:
Install key - slmgr /ato:
Activate Windows - slmgr /xpr:
Check activation status - slmgr /rearm:
Reset activation timer - sc query wuauserv:
Check update service status - wuauclt /detectnow:
Force update check - wuauclt /updatenow:
Start updates - usoclient startscan:
Scan for updates - usoclient startinstall:
Install updates
PowerShell Admin Tools
- Restart-Computer -Force:
Force restart computer - Get-ChildItem Env:
Show environment variables - Get-Command *network*:
Find network commands - Get-Help Get-Process:
Show help for Get-Process - Set-ExecutionPolicy RemoteSigned:
Allow local scripts - Get-WmiObject Win32_OperatingSystem:
Show OS info - Get-HotFix:
List installed updates - Get-LocalUser:
List local users - Enable-LocalUser -Name Administrator:
Enable Administrator - Disable-LocalUser -Name Guest:
Disable Guest account - Get-ComputerInfo:
Show computer info - Get-EventLog -LogName System -Newest 20:
Show latest 20 system logs - Get-Service | Where-Object {$_.Status -eq ‚Running‘}:
Show running services - Restart-Service Spooler:
Restart print spooler - Stop-Process -Name notepad:
Stop Notepad process - Get-Process | Sort CPU -Descending | Select -First 10:
Show top CPU processes - Get-Disk:
Show disks - Get-NetAdapter:
Show network adapters - Test-Connection https://www.google.com/search?q=google.com:
Test connectivity - Get-WindowsFeature:
List Windows features
System Configuration & Utilities
- taskmgr:
Task Manager - eventvwr:
Event Viewer - perfmon:
Performance Monitor - resmon:
Resource Monitor - gpedit.msc:
Group Policy Editor - secpol.msc:
Local Security Policy - compmgmt.msc:
Computer Management - sysdm.cpl:
System Properties - msconfig:
System configuration - services.msc:
Manage services - calc:
Calculator - notepad:
Notepad - mspaint:
Paint - osk:
On-screen keyboard - magnify:
Magnifier - snippingtool:
Snipping Tool - write:
WordPad - control printers:
Printers folder
Boot & Startup Repair
- reagentc /enable:
Enable recovery environment - bcdedit /set {default} safeboot minimal:
Safe mode boot - bcdedit /deletevalue {default} safeboot:
Exit safe mode - srttrail.txt:
View startup repair log - bcdedit /enum all:
Display boot entries - bootrec /fixmbr:
Repair MBR - bootrec /fixboot:
Repair boot sector - bootrec /scanos:
Scan installations - bootrec /rebuildbcd:
Rebuild boot configuration - bcdboot C:\Windows:
Recreate boot files
Control Panel (.cpl) Shortcuts
- hdwwiz.cpl:
Add Hardware Wizard - timedate.cpl:
Date and Time settings - ncpa.cpl:
Network connections - inetcpl.cpl:
Internet options - main.cpl:
Mouse settings - desk.cpl:
Display settings - appwiz.cpl:
Programs and Features - joy.cpl:
Game controllers
