lang/ps/ WindowsRegistry

Getting a registry key

$regpath = "HKCU:\SOFTWARE\Image-Line\FL Studio 21\General"
(get-itemproperty -path $regpath -name BackPicFileName).BackPicFileName

Setting a registry key

$regpath = "HKCU:\SOFTWARE\Image-Line\FL Studio 21\General"
$tmp = (Get-ItemProperty -path $regpath -name BackPicFilename).BackPicFileName
Set-ItemProperty -path $regpath -name BackPicFileName -value ($tmp -replace "0008", "0100")
Set-ItemProperty -path $regpath -name BackPicFileName -value ($tmp.replace("0008", "0100"))