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Powershell/Scripts/check-windows-system-files.ps1

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+<#
+.SYNTAX       check-windows-system-files.ps1 
+.DESCRIPTION  checks the validity of the Windows system files (requires admin rights)
+.LINK         https://github.com/fleschutz/PowerShell
+.NOTES        Author: Markus Fleschutz / License: CC0
+#>
+
+#Requires -RunAsAdministrator
+
+try {
+	sfc /verifyOnly
+	if ($lastExitCode -ne "0") { throw "'sfc /verifyOnly' failed" }
+
+	write-host -foregroundColor green "✔️ checked Windows system files"
+	exit 0
+} catch {
+	write-error "⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	exit 1
+}