how to uninstall new "Windows Backup" bloat app?

Function Restart-Process
{
    Param(    [Parameter(ValueFromPipelineByPropertyName)]$Name,
            [Parameter(ValueFromPipelineByPropertyName)]$Wait,
            [Parameter(ValueFromPipelineByPropertyName)]$Timeout,
            [Parameter(ValueFromPipelineByPropertyName)]$Kill,
            [Parameter(ValueFromPipelineByPropertyName)]$Start )
    Process
    {
        If ( $Kill )
        {
            $szSystem32Path = [Environment]::GetFolderPath("System")
            $szTaskKillBinary = "$szSystem32Path\taskkill.exe"
            Write-Host -ForegroundColor White "Killing the process '$Name'..."
            # Note, stopping Explorer like this will cause it to not automatically restart
            Start-Process -WindowStyle Hidden -Wait -FilePath $szTaskKillBinary -ArgumentList "/F /IM $Name"
        }
        Else
        {
            Write-Host -ForegroundColor White "Stopping the process '$Name'..."
            Stop-Process -Name $Name -Force    # Note, stopping Explorer like this will cause it to automatically restart
            Write-Host -ForegroundColor White "Waiting for the process '$Name' to stop..."
            Wait-Process -Name $Name -Timeout $Timeout
        }
        If ( $Start )
        {
            Write-Host -ForegroundColor White "Starting the process '$Name'..."
            If ( $Name -Eq "explorer.exe" )
            {
                Start-Process -WindowStyle Hidden -FilePath "cmd" -ArgumentList "/c start /wait $Name"
            }
            Else
            {
                # Wait doesn't work on explorer
                Start-Process -WindowStyle Hidden -Wait -FilePath $Name
            }
        }
        $szNameWithoutExtension = [io.path]::GetFilenameWithoutExtension( $Name )
        Write-Host -ForegroundColor White "Waiting for the process '$szNameWithoutExtension' to start..."
        $iCount = 0
        While ( ((Get-Process -Name $szNameWithoutExtension -ErrorAction SilentlyContinue).Count -Eq 0) -And ($iCount -lt $Timeout) )
        {
            Start-Sleep -Seconds 1
            $iCount++
        }
        Write-Host -ForegroundColor White "Waiting $Wait seconds..."
        Start-Sleep -Seconds $Wait
    }
}

Function Remove_NonRemovablePackage
{
    Param(     [Parameter(ValueFromPipelineByPropertyName)]$Name )
    Process
    {
        Write-Host -ForegroundColor White "Getting details for package '$($objAppx.PackageFamilyName)'..."
        $objAppx = Get-AppxPackage -AllUsers -Name $Name
        $szStoreRegKey = "HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Appx\AppxAllUserStore"
        $aszUserSIDs = @( "S-1-5-18" )
        If ( Test-Path $szStoreRegKey )
        {
            $aszUserSIDs += $((Get-ChildItem -Path $szStoreRegKey -ErrorAction SilentlyContinue | Where {$_ -Like '*S-1-5-21*'}).PSChildName)
        }
        Write-Host -ForegroundColor White "Setting package '$($objAppx.PackageFamilyName)' to Deprovisioned..."
        $objDeprovisionedRegKey = New-Item -Force -Path "$szStoreRegKey\Deprovisioned\$($objAppx.PackageFamilyName)"
        ForEach ( $szUserSID in $aszUserSIDs )
        {
            Write-Host -ForegroundColor White "Setting package '$($objAppx.PackageFamilyName)' to End-of-life for user SID '$szUserSID'..."
            $objEOLRegKey = New-Item -Force -Path "$szStoreRegKey\EndOfLife\$szUserSID\$($objAppx.PackageFullName)"
        }
        Write-Host -ForegroundColor White "Removing the NonRemovable flag from package '$($objAppx.PackageFamilyName)'..."
        DISM /Online /Set-NonRemovableAppPolicy /PackageFamily:$($objAppx.PackageFamilyName) /NonRemovable:0 | Out-Null
        Write-Host -ForegroundColor White "Removing package '$($objAppx.PackageFamilyName)'..."
        $objRemovedPackage = Remove-AppxPackage -AllUsers -Package $objAppx.PackageFullName
    }
}

Function Remove_StartMenuCBSItems
{
    Param(     [Parameter(ValueFromPipelineByPropertyName)]$Reinstall = $True,
            [Parameter(ValueFromPipelineByPropertyName)]$RestartExplorer = $True )
    Process
    {
        $szCBSName = "MicrosoftWindows.Client.CBS"
        $szCBSAppName = "$($szCBSName)_cw5n1h2txyewy"
        $szWindowsPath = [Environment]::GetFolderPath( "Windows" )
        $szCBSXMLPath = "$szWindowsPath\SystemApps\$($szCBSAppName)\appxmanifest.xml"
        Write-Host -ForegroundColor White "Creating a backup of the Appx manifest file for '$szCBSAppName'..."
        $szCurrentTime = (Get-Date).ToString( "yyyy-MM-dd_HH-mm-ss" )
        Copy-Item -Force -Path $szCBSXMLPath -Destination "$($szCBSXMLPath)_$($szCurrentTime).xml"
        Write-Host -ForegroundColor White "Reading the Appx manifest file for '$szCBSAppName'..."
        $xmlCBS = [XML]( Get-Content $szCBSXMLPath )
        Write-Host -ForegroundColor White "Removing the Start menu item 'Get Started'..."
        $xmlCBSNodes = $xmlCBS.Package.Applications.Application | Where-Object { $_.Id -Eq "WebExperienceHost" }
        $xmlCBSNodes.VisualElements.SetAttribute( "AppListEntry", "none" )
        Write-Host -ForegroundColor White "Removing the Start menu item 'Windows Back up'..."
        $xmlCBSNodes = $xmlCBS.Package.Applications.Application | Where-Object { $_.Id -Eq "WindowsBackup" }
        $xmlCBSNodes.VisualElements.SetAttribute( "AppListEntry", "none" )
        Write-Host -ForegroundColor White "Removing the Start menu item 'Continue from Phone'..."
        $xmlCBSNodes = $xmlCBS.Package.Applications.Application | Where-Object { $_.Id -Eq "CrossDeviceResumeApp" }
        $xmlCBSNodes.VisualElements.SetAttribute( "AppListEntry", "none" )
        $szUser = "Administrators"
        Write-Host -ForegroundColor White "Setting '$szUser' to have full control of '$szCBSXMLPath'..."
        $arPath = New-Object System.Security.AccessControl.FileSystemAccessRule( $szUser, "FullControl", $([System.Security.AccessControl.InheritanceFlags]::None), "None", "Allow" )
        $aclPath = $aclOrig = Get-Acl $szCBSXMLPath
        $aclPath.SetAccessRule( $arPath )
        Set-Acl $szCBSXMLPath $aclPath
        Write-Host -ForegroundColor White "Saving the updated Appx manifest file for '$szCBSAppName'..."
        $objUTF8WithoutBOM = New-Object System.Text.UTF8Encoding( $False )
        $objUTF8WithoutBOMSW = New-Object System.IO.StreamWriter( $szCBSXMLPath, $False, $objUTF8WithoutBOM )
        $xmlCBS.Save( $objUTF8WithoutBOMSW )
        $objUTF8WithoutBOMSW.Close()
        Write-Host -ForegroundColor White "Resetting permissions on '$szCBSXMLPath'..."
        Set-Acl $szCBSXMLPath $aclOrig
        If ( $Reinstall )
        {
            Remove_NonRemovablePackage -Name $szCBSName
            Write-Host -ForegroundColor White "Installing package '$szCBSAppName'..."
            Add-AppxPackage -ForceApplicationShutdown -DisableDevelopmentMode -Register $szCBSXMLPath
        }
        If ( $RestartExplorer )
        {
            Restart-Process -Name "explorer.exe" -Wait 0 -Timeout 5 -Kill:$True -Start:$True
        }
    }
}

Remove_StartMenuCBSItems