diff --git a/Packages/ITCXOP2/tools/Disable-ASLR-for-IP7-and-8.ps1 b/Packages/ITCXOP2/tools/Disable-ASLR-for-Igor64.ps1
similarity index 100%
rename from Packages/ITCXOP2/tools/Disable-ASLR-for-IP7-and-8.ps1
rename to Packages/ITCXOP2/tools/Disable-ASLR-for-Igor64.ps1
diff --git a/Packages/MIES/MIES_CheckInstallation.ipf b/Packages/MIES/MIES_CheckInstallation.ipf
index 9f8d22553e..3684e284dc 100644
--- a/Packages/MIES/MIES_CheckInstallation.ipf
+++ b/Packages/MIES/MIES_CheckInstallation.ipf
@@ -186,8 +186,8 @@ Function CHI_CheckInstallation()
 
 	printf "Checking system properties:\r"
 	printf "Igor %dbit: %s%s\r", archBits, StringByKey("IGORVERS", info), igorBuild
-	printf "Windows 10: %s\r", ToTrueFalse(IsWindows10())
-	if(IsWindows10() && archBits == 64)
+	printf "%s\r", StringByKey("OS", IgorInfo(3))
+	if(IsWindows10Or11() && archBits == 64)
 		aslrEnabled = GetASLREnabledState()
 		printf "ASLR: %s (%s)\r", ToTrueFalse(aslrEnabled), SelectString(aslrEnabled, "Nice!", "Very Bad")
 		if(aslrEnabled != 0)
diff --git a/Packages/MIES/MIES_Utilities_System.ipf b/Packages/MIES/MIES_Utilities_System.ipf
index e7fa014404..75ac52b884 100644
--- a/Packages/MIES/MIES_Utilities_System.ipf
+++ b/Packages/MIES/MIES_Utilities_System.ipf
@@ -305,7 +305,7 @@ End
 Function TurnOffASLR()
 	string cmd, path
 
-	path = GetFolder(FunctionPath("")) + ":ITCXOP2:tools:Disable-ASLR-for-IP7-and-8.ps1"
+	path = GetFolder(FunctionPath("")) + ":ITCXOP2:tools:Disable-ASLR-for-Igor64.ps1"
 	ASSERT(FileExists(path), "Could not locate powershell script")
 	sprintf cmd, "powershell.exe -ExecutionPolicy Bypass \"%s\"", GetWindowsPath(path)
 	ExecuteScriptText/B/Z cmd
@@ -314,13 +314,13 @@ Function TurnOffASLR()
 	printf "Please restart Igor Pro as normal user and execute \"Mies Panels\"->\"Check installation\" to see if ASLR is now turned off or not.\r See also https://github.com/AllenInstitute/ITCXOP2#windows-10 for further manual instructions.\r"
 End
 
-/// @brief Check if we are running on Windows 10
-Function IsWindows10()
+/// @brief Check if we are running on Windows 10/11
+Function IsWindows10Or11()
 	string info, os
 
 	info = IgorInfo(3)
 	os   = StringByKey("OS", info)
-	return GrepString(os, "^(Microsoft )?Windows 10 ")
+	return GrepString(os, "^(Microsoft )?Windows 1[01]? ")
 End
 
 /// @brief Upload the given JSON document