#Stops edge from taking over as the default .PDF viewer    
    Write-Output "Stopping Edge from taking over as the default .PDF viewer"
    $NoPDF = "HKCR:\.pdf"
    $NoProgids = "HKCR:\.pdf\OpenWithProgids"
    $NoWithList = "HKCR:\.pdf\OpenWithList" 
    If (!(Get-ItemProperty $NoPDF  NoOpenWith)) {
        New-ItemProperty $NoPDF NoOpenWith 
    }        
    If (!(Get-ItemProperty $NoPDF  NoStaticDefaultVerb)) {
        New-ItemProperty $NoPDF  NoStaticDefaultVerb 
    }        
    If (!(Get-ItemProperty $NoProgids  NoOpenWith)) {
        New-ItemProperty $NoProgids  NoOpenWith 
    }        
    If (!(Get-ItemProperty $NoProgids  NoStaticDefaultVerb)) {
        New-ItemProperty $NoProgids  NoStaticDefaultVerb 
    }        
    If (!(Get-ItemProperty $NoWithList  NoOpenWith)) {
        New-ItemProperty $NoWithList  NoOpenWith
    }        
    If (!(Get-ItemProperty $NoWithList  NoStaticDefaultVerb)) {
        New-ItemProperty $NoWithList  NoStaticDefaultVerb 
    }
            
    #Appends an underscore '_' to the Registry key for Edge
    $Edge = "HKCR:\AppXd4nrz8ff68srnhf9t5a8sbjyar1cr723_"
    If (Test-Path $Edge) {
        Set-Item $Edge AppXd4nrz8ff68srnhf9t5a8sbjyar1cr723_ 
    }
