diff --git a/build/scripts/SignTestApp.ps1 b/build/scripts/SignTestApp.ps1
index dfb504e6..898480be 100644
--- a/build/scripts/SignTestApp.ps1
+++ b/build/scripts/SignTestApp.ps1
@@ -1,33 +1,45 @@
 #requires -RunAsAdministrator
+
 param(
     [Parameter(Position = 0, Mandatory = $true)][string]$AppToSign,
     [string]$SignTool = "C:\Program Files (x86)\Windows Kits\10\bin\10.*\x64\signtool.exe"
 )
 
+# Resolve paths
 $AppToSign = (Resolve-Path -Path $AppToSign)[-1]
-Write-Host "AppToSign: $AppToSign"
+Write-Host "App to Sign: $AppToSign"
+
 $SignTool = (Resolve-Path -Path $SignTool)[-1]
 Write-Host "SignTool: $SignTool"
-if ((Test-Path -Path $SignTool -PathType Leaf) -ne $true) {
-    Write-Error "signtool is not found with the given argument: $SignTool" -ErrorAction Stop
+
+# Check if signtool exists
+if (-not (Test-Path -Path $SignTool -PathType Leaf)) {
+    Write-Error "signtool not found at: $SignTool" -ErrorAction Stop
 }
 
+# Create OID for code signing
 $codeSignOid = New-Object -TypeName "System.Security.Cryptography.Oid" -ArgumentList @("1.3.6.1.5.5.7.3.3")
 $oidColl = New-Object -TypeName "System.Security.Cryptography.OidCollection"
 $oidColl.Add($codeSignOid) > $null
+
+# Define certificate request parameters
 $publisher = "CN=Microsoft Corporation, O=Microsoft Corporation, L=Redmond, S=Washington, C=US"
-$certReq = New-Object -TypeName "System.Security.Cryptography.X509Certificates.CertificateRequest" `
-    -ArgumentList @($publisher, ([System.Security.Cryptography.ECDsa]::Create()), "SHA256") 
-$certReq.CertificateExtensions.Add((New-Object -TypeName "System.Security.Cryptography.X509Certificates.X509EnhancedKeyUsageExtension" `
-            -ArgumentList @($oidColl, $false)))
+$certReq = New-Object -TypeName "System.Security.Cryptography.X509Certificates.CertificateRequest" -ArgumentList @($publisher, ([System.Security.Cryptography.ECDsa]::Create()), "SHA256")
+$certReq.CertificateExtensions.Add((New-Object -TypeName "System.Security.Cryptography.X509Certificates.X509EnhancedKeyUsageExtension" -ArgumentList @($oidColl, $false)))
+
+# Create self-signed certificate
 $now = Get-Date
 $cert = $certReq.CreateSelfSigned($now, $now.AddHours(1))
 
-$pfxFile = "$($env:TEMP)\$(New-Guid).pfx"
+# Export the certificate to a PFX file
+$pfxFile = Join-Path -Path $env:TEMP -ChildPath "$(New-Guid).pfx"
 [System.IO.File]::WriteAllBytes($pfxFile, $cert.Export("Pfx"))
 Write-Host "Exported PFX: $pfxFile"
 
+# Sign the application with signtool
 & $SignTool sign /fd SHA256 /a /f $pfxFile $AppToSign
 Write-Host "Certificate Thumbprint: $($cert.Thumbprint.ToLower())"
 
+# Import the certificate to Trusted People store
 Import-PfxCertificate -CertStoreLocation 'Cert:\LocalMachine\TrustedPeople' -FilePath $pfxFile > $null
+Write-Host "Certificate imported to Trusted People store."