CMD

COMMON CMD USED

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The ipconfig command is a command-line utility used to display and manage the IP address assigned to a machine. It provides information about the current TCP/IP network configuration, including the IP address, subnet mask, and default gateway for all adapters . In Windows, typing ipconfig without any parameters displays the computer's currently assigned IP, subnet mask, and default gateway addresses. Additional parameters can be used to perform various actions, such as releasing and renewing IP addresses, flushing the DNS cache, and displaying DNS information.

ipconfig

Displays the basic TCP/IP configuration for all adapters.

ipconfig /all

Displays the full TCP/IP configuration for all adapters.

ipconfig /release

Releases the IP address assigned to the computer.

ipconfig /renew

Renews the IP address assigned to the computer.

ipconfig /flushdns

Purges the DNS resolver cache.

ipconfig /registerdns

Refreshes all DHCP leases and re-registers DNS names.

ipconfig /displaydns

Displays the contents of the DNS cache.

ipconfig /showclassid

Displays the DHCP class ID for network adapters.

ipconfig /setclassid

Sets the DHCP class ID for network adapters.

ipconfig /allcompartments

Displays the full TCP/IP configuration for all adapters, including all compartments.

ipconfig /release6

Releases the IPv6 address assigned to the computer.

ipconfig /renew6

Renews the IPv6 address assigned to the computer.

ipconfig /showclassid6

Displays the IPv6 DHCP class ID for network adapters.

ipconfig /setclassid6

Sets the IPv6 DHCP class ID for network adapters.

ipconfig /flushdns6

Purges the IPv6 DNS resolver cache.

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USE THIS IS WINDOWS IF ACTING UP HELLA WEIRD

The DISM /Online /Cleanup-Image /RestoreHealth command is used to scan for corruption in the Windows image and repair any issues found. DISM stands for Deployment Image Servicing and Management, and it is a command-line tool used to service and prepare Windows images for deployment, recovery, and setup.

When you run the DISM /Online /Cleanup-Image /RestoreHealth command, it performs the following tasks:

Scans the Windows image for corruption and identifies any issues. Verifies the integrity of the system file backups in the Component Store by comparing them against known good copies from the Windows Update servers. Attempts to repair any corruption found in the Windows image by replacing the corrupted files with the known good copies.

It's important to note that running this command requires administrative privileges, and it may take some time to complete, depending on the system and the extent of the corruption.

-open cmd in admin

DISM /Online /Cleanup-Image /RestoreHealth

-after running DISM, run this right after, if errors are found, it will fix it, reboot pc

SFC /scannow

-after reboot, run CMD as admin and run again

SFC /scannow

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-Let's not forget the G.O.A.T., Use in Run to reset internet settings especially if you are having connecting MS app online or if Sonicwall Netextender breaks the connection

RunDll32.exe InetCpl.cpl,ResetIEtoDefaults

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Create a Local user with CMD and make it into Admin, IF The username has a period in between please use the quotations.

net user "user.name" password /add

then

net localgroup administrators "user.name" /add

If you need to remove Admin creds

net localgroup administrators "user.name" /delete

if you need to delete the local account

net user "user.name" /delete

Disable builtin Administrator and Guest accounts:

net user "Administrator" /active:no

net user "Guest" /active:no

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Disable hibernation file to resolve issues with shutdown and free up some disk space.

powercfg.exe /Hibernate off

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Log off someone from a desktop session

List all sessions:

query session

Logoff the corresponding session:

logoff {number}

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Fix right click on Windows 11, doesn't need admin:

reg.exe add "HKCU\Software\Classes\CLSID\{86ca1aa0-34aa-4e8b-a509-50c905bae2a2}\InprocServer32" /f /ve

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Check if the Password is Expired

Get-ADUser -identity INSERTclientUSERNAMEHERE -properties PasswordLastSet, PasswordExpired, PasswordNeverExpires | ft Name, PasswordLastSet, PasswordExpired, PasswordNeverExpires

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Force the DC to sync the password

start-adsyncsynccycle -policytype delta

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Join a domain

add-computer -domainname "YourDomainName"  -restart

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Getting New Teams to install when it refuses to [Needs Admin]

Add-ProvisionedAppPackage -Online -PackagePath "{PATH-TO-TEAMS}.msix" -SkipLicense