Some useful lines

Get-ChildItem -Path "HKLM:\SOFTWARE\Policies\Microsoft\Windows"

Remove bloated shit in the task bar

HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Search\SearchboxTaskbarMode -> RED_DWORD 0
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowCortanaButton -> RED_DWORD 0
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowTaskViewButton -> RED_DWORD 0