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net stop spooler  del %systemroot%\System32\spool\printers\* /Q /F /S  net start spooler    From <https://www.online-tech-tips.com/computer-tips/how-to-forcefully-clear-all-jobs-from-a-print-queue/>    

Get-ADDomain | select domainMode, DistinguishedName   Get-ADForest | select forestMode    From <https://www.petri.com/raise-active-directory-domain-and-forest-functional-levels-using-powershell>  

   The solution is to disable blocking of settings visibility.  RUN - gpedit.msc  Change Computer Configuration>Administrative Templates>Control Panel>Settings Page Visibility to Disabled.  Then changed back to not configured      Changed User Configurat...

Check SMART on hard drive    wmic diskdrive get status    From <https://www.howtogeek.com/134735/how-to-see-if-your-hard-drive-is-dying/>  

Open Powershell as admin  Change to the cert directory by using the command:   cd cert:  Search for a certificate by using this command:  dir -recurse | where {$_.Thumbprint -eq “THUMBPRINT”} | Format-List -property * 

Found this article which looks like it is very good    http://www.rebeladmin.com/2015/05/step-by-step-guide-to-rename-active-directory-domain-name/          Step-by-Step guide to rename Active Directory Domain Name  MAY 14, 2015 BY DISHAN M. FRANCIS 47...

Periodically we will get a call where the person cannot log into their computer and they get an error message stating that the computer has a domain trust issue    This is due to the background password for the computer being different between the computer a...

https://www.altaro.com/hyper-v/repairing-corrupt-file-systems-vms-repair-volume/Repairing     Corrupt File Systems on VMs with Repair-Volume  Repairing Corrupt File Systems on VMs with Repair-Volume18 Dec 2014 by Luke Orellana9  The other day I ran into on...

Well, good 'ol Microsoft strikes again.  Jacob (from Wintek) was able to isolate our NPS/RADIUS authentication problem to Windows Firewall.  Even though the 1812 port exceptions were properly in place, Windows was dropping the traffic anyway. Evidently many ot...

  Here’s everything you need to do:  On the computer that has the Chrome profiles that you want to retain:  Copy the “User Data” folder found in this path to portable media: C:\Users\%username%\AppData\Local\Google\Chrome\  Export this regist...

Unifi SSH 

How to Set Up the UniFi Network Controller as a Windows Service    1. Close any instances of the UniFi software on the computer. If the UniFi Network Controller was just installed, make sure to open the controller software manually at least once, or let it r...

Wireless troubleshooting  netsh wlan show wlanreport  Shows wifi profiles  netsh wlan show profiles  Delete wifi profile  netsh WLAN delete profile name="Profile_Name"  Connect to wifi  netsh wlan conn...

%WINDIR%\system32\sysprep\sysprep.exe /generalize /shutdown /oobe /quiet    From <https://docs.microsoft.com/en-us/windows-hardware/manufacture/desktop/sysprep--generalize--a-windows-installation?view=windows-11>  

Cross-forest resource security    To grant access to resources from one forest to another:  Create/ensure they have a forest level transitive trust  Create a domain local security group  This group will be what is assigned to the resources. ...

Get-DhcpServerInDC <#| ?{ $_.DnsName -notmatch "rhsc-01-vsrv04"} #> | % {  $_.DnsName    $ServerName = $_.DnsName    try {      Get-DhcpServerv4Scope -ComputerName $ServerName -erroraction continue <#| ?{ $_.Name -notmatch "Guest" }#> | %{  $Scope = $_.Sco...

To get the Alias of a command:    Get-Alias - Definition "yourCommandHere"    Reverse:    Get-Alias -Name "yourAliasHere" 

Lookup MAC in ARP with Powershell with exact address - Get-NetNeighbor | ? { $_.LinkLayerAddress -eq "88-6F-D4-B8-1D-AD" }  Lookup MAC in ARP with Powershell with partial address - Get-NetNeighbor | ? { $_.LinkLayerAddress -like "88-6F-D4*" } 

To get Powershell variables available hit CTRL + Enter        Then to get parameter/variable options    get-help add-dhcpserverv4optiondefinition -Parameter *   

To search a folder and subfolders for a wildcard word and aggregate to a  single folder. (THIS MOVES FILES)    Get-ChildItem "C:\LTShare\Uploads\*latestspeedtestresults.txt" -Recurse | Move-Item -Destination "DestinationFolder" -Force      To search a fol...