diff --git a/.gitignore b/.gitignore
index 82c7631..84a681b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -61,5 +61,6 @@ testCCFMT.ps1
 testHide.ps1
 ImportExcel.zip
 .vscode/launch.json
+.vscode/settings.json
 
 ~$*
diff --git a/__tests__/Compare-WorkSheet.tests.ps1 b/__tests__/Compare-WorkSheet.tests.ps1
index 88b2b6e..ff44c7c 100644
--- a/__tests__/Compare-WorkSheet.tests.ps1
+++ b/__tests__/Compare-WorkSheet.tests.ps1
@@ -51,8 +51,15 @@ Describe "Compare Worksheet" {
     Context "Setting the background to highlight different rows, use of grid view." {
         BeforeAll {
             $useGrid =  ($PSVersionTable.PSVersion.Major -LE 5)
-            $null = Compare-WorkSheet "$env:temp\Server1.xlsx" "$env:temp\Server2.xlsx" -BackgroundColor ([System.Drawing.Color]::LightGreen) -GridView:$useGrid
-            if ($useGrid) {Start-Sleep -sec 5; [System.Windows.Forms.SendKeys]::Sendwait("%{F4}") }
+            if ($useGrid) {
+                $ModulePath = (Get-Command -Name 'Compare-WorkSheet').Module.Path
+                $PowerShellExec = if ($PSEdition -eq 'Core') {'pwsh.exe'} else {'powershell.exe'}
+                $PowerShellPath = Join-Path -Path $PSHOME -ChildPath $PowerShellExec
+                . $PowerShellPath -Command ("Import-Module $ModulePath; " + '$null = Compare-WorkSheet "$env:temp\Server1.xlsx" "$env:temp\Server2.xlsx" -BackgroundColor ([System.Drawing.Color]::LightGreen) -GridView; Start-Sleep -sec 5')
+            }
+            else {
+                $null = Compare-WorkSheet "$env:temp\Server1.xlsx" "$env:temp\Server2.xlsx" -BackgroundColor ([System.Drawing.Color]::LightGreen) -GridView:$useGrid
+            }
             $xl1  = Open-ExcelPackage -Path "$env:temp\Server1.xlsx"
             $xl2  = Open-ExcelPackage -Path "$env:temp\Server2.xlsx"
             $s1Sheet = $xl1.Workbook.Worksheets[1]