diff --git a/scripts/ps/controls.ps1 b/scripts/ps/controls.ps1
index 4b0d192..b852650 100644
--- a/scripts/ps/controls.ps1
+++ b/scripts/ps/controls.ps1
@@ -30,7 +30,7 @@ Function fSCControlIOSelection() {
                 Read-Host "C"
                 Write-Host "Now starting fast2kb.exe"
                 Start-Process -FilePath "C:\sc\tools\fastio2kb\FastIO2KB_2021.04.04_Easter\Win64 TTX3\MAME Keymap\fast2kb.exe" -WorkingDirectory "C:\sc\tools\fastio2kb\FastIO2KB_2021.04.04_Easter\Win64 TTX3\MAME Keymap\" -Verb Open
-                $? = $vSCControlIOFastIO2KBExitCode
+                $vSCControlIOFastIO2KBExitCode = $?
                 if ($vSCControlIOFastIO2KBExitCode -eq $true)
                 {
                     Write-Host "Application seems to be running OK"
diff --git a/scripts/ps/display.ps1 b/scripts/ps/display.ps1
index 590f450..b13e173 100644
--- a/scripts/ps/display.ps1
+++ b/scripts/ps/display.ps1
@@ -16,7 +16,7 @@ Function fSCDisplayResolutionSelection() {
             elseif ($vSCDisplayResolutionSelectionResponse -eq 1)
             {
                 ..\..\conf\cru\binaries\640-480.exe /i
-                $? = $vSCDisplayResolutionSelectionExitCode
+                $vSCDisplayResolutionSelectionExitCode = $?
                 if ($vSCDisplayResolutionSelectionExitCode -neq $true)
                     {
                         Write-Host "SC-DSP-ERR002: CUSTOM RESOLUTION APPLICATION FAILED"
@@ -37,7 +37,7 @@ Function fSCDisplayResolutionSelection() {
             elseif ($vSCDisplayResolutionSelectionResponse -eq 2)
             {
                 ..\..\conf\cru\binaries\800-600.exe /i
-                $? = $vSCDisplayResolutionSelectionExitCode
+                $vSCDisplayResolutionSelectionExitCode = $?
                 if ($vSCDisplayResolutionSelectionExitCode -neq $true)
                     {
                         Write-Host "SC-DSP-ERR003: CUSTOM RESOLUTION APPLICATION FAILED"
@@ -58,7 +58,7 @@ Function fSCDisplayResolutionSelection() {
             elseif ($vSCDisplayResolutionSelectionResponse -eq 3)
             {
                 ..\..\conf\cru\binaries\1360-768.exe /i
-                $? = $vSCDisplayResolutionSelectionExitCode
+                $vSCDisplayResolutionSelectionExitCode = $?
                 if ($vSCDisplayResolutionSelectionExitCode -neq $true)
                     {
                         Write-Host "SC-DSP-ERR004: CUSTOM RESOLUTION APPLICATION FAILED"
@@ -79,7 +79,7 @@ Function fSCDisplayResolutionSelection() {
             elseif ($vSCDisplayResolutionSelectionResponse -eq 4)
             {
                 ..\..\conf\cru\binaries\1920-1080.exe /i
-                $? = $vSCDisplayResolutionSelectionExitCode
+                $vSCDisplayResolutionSelectionExitCode = $?
                 if ($vSCDisplayResolutionSelectionExitCode -neq $true)
                     {
                         Write-Host "SC-DSP-ERR005: CUSTOM RESOLUTION APPLICATION EXITED WITH NON ZERO EXIT CODE"
diff --git a/scripts/ps/syscheck.ps1 b/scripts/ps/syscheck.ps1
index 8c60242..8abecda 100644
--- a/scripts/ps/syscheck.ps1
+++ b/scripts/ps/syscheck.ps1
@@ -5,7 +5,7 @@ function fSCCountTotalMemory
         [Math]::Round ( ( Get-WmiObject -Class Win32_ComputerSystem -ComputerName localhost ) .TotalPhysicalMemory/1Mb )
         $vSCTotalSystemMemoryMB = [Math]::Round ( ( Get-WmiObject -Class Win32_ComputerSystem -ComputerName localhost ) .TotalPhysicalMemory/1Mb )
         if $vSCTotalSystemMemoryMB -lt 7000
-            then 
+            then
             {
                 Write-Host "SC-SYS-ERR001: NOT ENOUGH SYSTEM MEMORY"
                 Write-Host "This system does not have enough RAM to reliably run Sweetcade."
@@ -50,7 +50,7 @@ function fSCOSVerification
 function fSCLicenseKeyCheck
     {
         Write-Host "---Check Windows OS License Key---"
-        Get-CimInstance SoftwareLicensingProduct -Filter "Name like 'Windows%'" -ComputerName RemoteComp | where { $_.PartialProductKey } | select Description, LicenseStatus
+        Get-CimInstance SoftwareLicensingProduct -Filter "Name like 'Windows%'" -ComputerName RemoteComp | Where-Object { $_.PartialProductKey } | Select-Object Description, LicenseStatus
         $vSCLicensedStatus = (Get-WmiObject -Class Win32_OperatingSystem).Caption
         if $vSCLicensedStatus -ne 1
             then