How to find the dhcp server on a windows computer
ipconfig /all | findstr /C:"DHCP Server"
Scan and fix corrupted system files
sfc /scannow
dism /Online /Cleanup-image /Restorehealth
How to get the FQDN of a computer
[System.Net.Dns]::GetHostByName(($env:computerName))
Boot to BIOS if computer has blinking CAPS lock key on an HP ProBook 450
Win + B
Show information on a Chromebook login screen
Alt + V
Change the primary display from the orientation screen in SmartNotebook
Spacebar
Device Manager
devmgmt.msc
Local User and Groups Manager
lusrmgr.msc
View group policies applied to a computer
rsop.msc
Print Management
printmanagement.msc