Add Windows 11 23H2 downloads

* Replaces Windows 11 22H2, since past history indicates that Microsoft is
  not going to keep the Windows 11 22H2 ISOs available for much longer.
* Note that Microsoft has *no* plans to ever release a Windows 10 23H2.
* Closes #76.

.editorconfig

@@ -2,7 +2,8 @@
 root = true
 
 [*]
-trim_trailing_whitespace = true
-insert_final_newline = true
 # Must use a BOM else Unicode strings will not display
 charset = utf-8-bom
+insert_final_newline = true
+indent_style = tab
+trim_trailing_whitespace = true

Fido.ps1

@@ -1,5 +1,5 @@
 #
-# Fido v1.42 - Feature ISO Downloader, for retail Windows images and UEFI Shell
+# Fido v1.52 - Feature ISO Downloader, for retail Windows images and UEFI Shell
 # Copyright © 2019-2023 Pete Batard <pete@akeo.ie>
 # Command line support: Copyright © 2021 flx5
 # ConvertTo-ImageSource: Copyright © 2016 Chris Carter
@@ -27,6 +27,8 @@ param(
 	[string]$AppTitle = "Fido - Feature ISO Downloader",
 	# (Optional) '|' separated UI localization strings.
 	[string]$LocData,
+	# (Optional) Forced locale
+	[string]$Locale = "en-US",
 	# (Optional) Path to a file that should be used for the UI icon.
 	[string]$Icon,
 	# (Optional) Name of a pipe the download URL should be sent to.
@@ -43,11 +45,9 @@ param(
 	# (Optional) Specify Windows architecture [Toggles commandline mode]
 	[string]$Arch,
 	# (Optional) Only display the download URL [Toggles commandline mode]
-	[switch]$GetUrl = $False,
+	[switch]$GetUrl = $false,
 	# (Optional) Increase verbosity
-	[switch]$Verbose = $False,
+	[switch]$Verbose = $false
-	# (Optional) Disable the progress bar
-	[switch]$DisableProgress = $False
 )
 #endregion
 
@@ -55,13 +55,27 @@ try {
 	[Console]::OutputEncoding = [System.Text.Encoding]::UTF8
 } catch {}
 
-$Cmd = $False
+$Cmd = $false
 if ($Win -or $Rel -or $Ed -or $Lang -or $Arch -or $GetUrl) {
-	$Cmd = $True
+	$Cmd = $true
 }
 
-# Craft a decimal numeric version of Windows, since Windows 7's PowerShell is too stupid to compare it to a Version object
+# Return a decimal Windows version that we can then check for platform support.
-$winver = [System.Environment]::OSVersion.Version.Major * 1.0 + [System.Environment]::OSVersion.Version.Minor * 0.1
+# Note that because we don't want to have to support this script on anything
+# other than Windows, this call returns 0.0 for PowerShell running on Linux/Mac.
+function Get-Platform-Version()
+{
+	$version = 0.0
+	$platform = [string][System.Environment]::OSVersion.Platform
+	# This will filter out non Windows platforms
+	if ($platform.StartsWith("Win")) {
+		# Craft a decimal numeric version of Windows
+		$version = [System.Environment]::OSVersion.Version.Major * 1.0 + [System.Environment]::OSVersion.Version.Minor * 0.1
+	}
+	return $version
+}
+
+$winver = Get-Platform-Version
 
 # The default TLS for Windows 8.x doesn't work with Microsoft's servers so we must force it
 if ($winver -lt 10.0) {
@@ -69,36 +83,51 @@ if ($winver -lt 10.0) {
 }
 
 #region Assembly Types
-$code = @"
+$Drawing_Assembly = "System.Drawing"
-[DllImport("shell32.dll", CharSet = CharSet.Auto, SetLastError = true, BestFitMapping = false, ThrowOnUnmappableChar = true)]
+# PowerShell 7 altered the name of the Drawing assembly...
-	internal static extern int ExtractIconEx(string sFile, int iIndex, out IntPtr piLargeVersion, out IntPtr piSmallVersion, int amountIcons);
+if ($host.version -ge "7.0") {
-[DllImport("user32.dll")]
+	$Drawing_Assembly += ".Common"
-	public static extern bool ShowWindow(IntPtr handle, int state);
+}
 
-	// Extract an icon from a DLL
+$Signature = @{
-	public static Icon ExtractIcon(string file, int number, bool largeIcon)
+	Namespace            = "WinAPI"
-	{
+	Name                 = "Utils"
-		IntPtr large, small;
+	Language             = "CSharp"
-		ExtractIconEx(file, number, out large, out small, 1);
+	UsingNamespace       = "System.Runtime", "System.IO", "System.Text", "System.Drawing", "System.Globalization"
-		try {
+	ReferencedAssemblies = $Drawing_Assembly
-			return Icon.FromHandle(largeIcon ? large : small);
+	ErrorAction          = "Stop"
-		} catch {
+	WarningAction        = "Ignore"
-			return null;
+	IgnoreWarnings       = $true
+	MemberDefinition     = @"
+		[DllImport("shell32.dll", CharSet = CharSet.Auto, SetLastError = true, BestFitMapping = false, ThrowOnUnmappableChar = true)]
+		internal static extern int ExtractIconEx(string sFile, int iIndex, out IntPtr piLargeVersion, out IntPtr piSmallVersion, int amountIcons);
+
+		[DllImport("user32.dll")]
+		public static extern bool ShowWindow(IntPtr handle, int state);
+		// Extract an icon from a DLL
+		public static Icon ExtractIcon(string file, int number, bool largeIcon) {
+			IntPtr large, small;
+			ExtractIconEx(file, number, out large, out small, 1);
+			try {
+				return Icon.FromHandle(largeIcon ? large : small);
+			} catch {
+				return null;
+			}
 		}
-	}
 "@
+}
 
 if (!$Cmd) {
 	Write-Host Please Wait...
-	$Drawing_Assembly = "System.Drawing"
+
-	# PowerShell 7 altered the name of the Drawing assembly...
+	if (!("WinAPI.Utils" -as [type]))
-	if ($host.version -ge "7.0") {
+	{
-		$Drawing_Assembly += ".Common"
+		Add-Type @Signature
 	}
-	Add-Type -ErrorAction Stop -WarningAction Ignore -IgnoreWarnings -MemberDefinition $code -Namespace Gui -UsingNamespace System.Runtime, System.IO, System.Text, System.Drawing, System.Globalization -ReferencedAssemblies $Drawing_Assembly -Name Utils
 	Add-Type -AssemblyName PresentationFramework
+
 	# Hide the powershell window: https://stackoverflow.com/a/27992426/1069307
-	[Gui.Utils]::ShowWindow(([System.Diagnostics.Process]::GetCurrentProcess() | Get-Process).MainWindowHandle, 0) | Out-Null
+	[WinAPI.Utils]::ShowWindow(([System.Diagnostics.Process]::GetCurrentProcess() | Get-Process).MainWindowHandle, 0) | Out-Null
 }
 #endregion
 
@@ -109,169 +138,19 @@ $WindowsVersions = @(
 	@(
 		@("Windows 11", "windows11"),
 		@(
-			"22H2 v1 (Build 22621.525 - 2022.10)",
+			"23H2 (Build 22621.2428 - 2023.10)",
-			@("Windows 11 Home/Pro/Edu", 2370),
+			@("Windows 11 Home/Pro/Edu", 2860),
-			@("Windows 11 Home China ", ($zh + 2371))
+			@("Windows 11 Home China ", ($zh + 2861))
-		),
-		@(
-			"21H2 v1 (Build 22000.318 - 2021.11)",
-			@("Windows 11 Home/Pro/Edu", 2093),
-			@("Windows 11 Home China ", ($zh + 2094))
-		),
-		@(
-			"21H2 (Build 22000.194 - 2021.10)",
-			@("Windows 11 Home/Pro/Edu", 2069),
-			@("Windows 11 Home China ", ($zh + 2070))
 		)
 	),
 	@(
 		@("Windows 10", "Windows10ISO"),
 		@(
-			"22H2 (Build 19045.2006 - 2022.10)",
+			"22H2 v1 (Build 19045.2965 - 2023.05)",
-			@("Windows 10 Home/Pro/Edu", 2377),
+			@("Windows 10 Home/Pro/Edu", 2618),
 			@("Windows 10 Home China ", ($zh + 2378))
-		),
-		@(
-			"21H2 (Build 19044.1288 - 2021.11)",
-			@("Windows 10 Home/Pro/Edu", 2084),
-			@("Windows 10 Home China ", ($zh + 2085))
-		),
-		@(
-			"21H1 (Build 19043.985 - 2021.05)",
-			@("Windows 10 Home/Pro", 2033),
-			@("Windows 10 Education", 2032),
-			@("Windows 10 Home China ", ($zh + 2034))
-		),
-		@(
-			"20H2 (Build 19042.631 - 2020.12)",
-			@("Windows 10 Home/Pro", 1882),
-			@("Windows 10 Education", 1884),
-			@("Windows 10 Home China ", ($zh + 1883))
-		),
-		@(
-			"20H2 (Build 19042.508 - 2020.10)",
-			@("Windows 10 Home/Pro", 1807),
-			@("Windows 10 Education", 1805),
-			@("Windows 10 Home China ", ($zh + 1806))
-		),
-		@(
-			"20H1 (Build 19041.264 - 2020.05)",
-			@("Windows 10 Home/Pro", 1626),
-			@("Windows 10 Education", 1625),
-			@("Windows 10 Home China ", ($zh + 1627))
-		),
-		@(
-			"19H2 (Build 18363.418 - 2019.11)",
-			@("Windows 10 Home/Pro", 1429),
-			@("Windows 10 Education", 1431),
-			@("Windows 10 Home China ", ($zh + 1430))
-		),
-		@(
-			"19H1 (Build 18362.356 - 2019.09)",
-			@("Windows 10 Home/Pro", 1384),
-			@("Windows 10 Education", 1386),
-			@("Windows 10 Home China ", ($zh + 1385))
-		),
-		@(
-			"19H1 (Build 18362.30 - 2019.05)",
-			@("Windows 10 Home/Pro", 1214),
-			@("Windows 10 Education", 1216),
-			@("Windows 10 Home China ", ($zh + 1215))
-		),
-		@(
-			"1809 R3 (Build 17763.379 - 2019.03)",
-			@("Windows 10 Home/Pro", 1203),
-			@("Windows 10 Education", 1202),
-			@("Windows 10 Home China ", ($zh + 1204))
-		),
-		@(
-			"1809 R2 (Build 17763.107 - 2018.10)",
-			@("Windows 10 Home/Pro", 1060),
-			@("Windows 10 Education", 1056),
-			@("Windows 10 Home China ", ($zh + 1061))
-		),
-		@(
-			"1809 R1 (Build 17763.1 - 2018.09)",
-			@("Windows 10 Home/Pro", 1019),
-			@("Windows 10 Education", 1021),
-			@("Windows 10 Home China ", ($zh + 1020))
-		),
-		@(
-			"1803 (Build 17134.1 - 2018.04)",
-			@("Windows 10 Home/Pro", 651),
-			@("Windows 10 Education", 655),
-			@("Windows 10 1803", 637),
-			@("Windows 10 Home China", ($zh + 652))
-		),
-		@(
-			"1709 (Build 16299.15 - 2017.09)",
-			@("Windows 10 Home/Pro", 484),
-			@("Windows 10 Education", 488),
-			@("Windows 10 Home China", ($zh + 485))
-		),
-		@(
-			"1703 [Redstone 2] (Build 15063.0 - 2017.03)",
-			@("Windows 10 Home/Pro", 361),
-			@("Windows 10 Home/Pro N", 362),
-			@("Windows 10 Single Language", 363),
-			@("Windows 10 Education", 423),
-			@("Windows 10 Education N", 424),
-			@("Windows 10 Home China", ($zh + 364))
-		),
-		@(
-			"1607 [Redstone 1] (Build 14393.0 - 2016.07)",
-			@("Windows 10 Home/Pro", 244),
-			@("Windows 10 Home/Pro N", 245),
-			@("Windows 10 Single Language", 246),
-			@("Windows 10 Education", 242),
-			@("Windows 10 Education N", 243),
-			@("Windows 10 China Get Genuine", ($zh + 247))
-		),
-		@(
-			"1511 R3 [Threshold 2] (Build 10586.164 - 2016.04)",
-			@("Windows 10 Home/Pro", 178),
-			@("Windows 10 Home/Pro N", 183),
-			@("Windows 10 Single Language", 184),
-			@("Windows 10 Education", 179),
-			@("Windows 10 Education N", 181),
-			@("Windows 10 KN", ($ko + 182)),
-			@("Windows 10 Education KN", ($ko + 180)),
-			@("Windows 10 China Get Genuine", ($zh + 185))
-		),
-		@(
-			"1511 R2 [Threshold 2] (Build 10586.104 - 2016.02)",
-			@("Windows 10 Home/Pro", 109),
-			@("Windows 10 Home/Pro N", 115),
-			@("Windows 10 Single Language", 116),
-			@("Windows 10 Education", 110),
-			@("Windows 10 Education N", 112),
-			@("Windows 10 KN", ($ko + 114)),
-			@("Windows 10 Education KN", ($ko + 111)),
-			@("Windows 10 China Get Genuine", ($zh + 113))
-		),
-		@(
-			"1511 R1 [Threshold 2] (Build 10586.0 - 2015.11)",
-			@("Windows 10 Home/Pro", 99),
-			@("Windows 10 Home/Pro N", 105),
-			@("Windows 10 Single Language", 106),
-			@("Windows 10 Education", 100),
-			@("Windows 10 Education N", 102),
-			@("Windows 10 KN", ($ko + 104)),
-			@("Windows 10 Education KN", ($ko + 101)),
-			@("Windows 10 China Get Genuine", ($zh + 103))
-		),
-		@(
-			"1507 [Threshold 1] (Build 10240.16384 - 2015.07)",
-			@("Windows 10 Home/Pro", 79),
-			@("Windows 10 Home/Pro N", 81),
-			@("Windows 10 Single Language", 82),
-			@("Windows 10 Education", 75)
-			@("Windows 10 Education N", 77),
-			@("Windows 10 KN", ($ko + 80)),
-			@("Windows 10 Education KN", ($ko + 76)),
-			@("Windows 10 China Get Genuine", ($zh + 78))
 		)
-	),
+	)
 	@(
 		@("Windows 8.1", "windows8ISO"),
 		@(
@@ -283,17 +162,13 @@ $WindowsVersions = @(
 			@("Windows 8.1 KN", ($ko + 62))
 		)
 	),
-	@(
-		@("Windows 7", "WIN7"),
-		@(
-			"with SP1 (build 7601)",
-			@("Windows 7 Ultimate", 0),
-			@("Windows 7 Professional", 1),
-			@("Windows 7 Home Premium", 2)
-		)
-	),
 	@(
 		@("UEFI Shell 2.2", "UEFI_SHELL 2.2"),
+		@(
+			"23H1 (edk2-stable202305)",
+			@("Release", 0),
+			@("Debug", 1)
+		),
 		@(
 			"22H2 (edk2-stable202211)",
 			@("Release", 0),
@@ -321,49 +196,13 @@ $WindowsVersions = @(
 		)
 	),
 	@(
-		@("UEFI Shell 2.0", "UEFI_SHELL 2.0"),	
+		@("UEFI Shell 2.0", "UEFI_SHELL 2.0"),
 		@(
 			"4.632 [20100426]",
 			@("Release", 0)
 		)
 	)
 )
-
-$Windows7Versions = @(
-	# 0: Windows 7 Ultimate
-	@(
-		# Need a dummy to prevent PS from coalescing single array entries
-		@(""),
-		@("English (US)", "en-us",
-			@(
-				@("x64", "https://download.microsoft.com/download/5/1/9/5195A765-3A41-4A72-87D8-200D897CBE21/7601.24214.180801-1700.win7sp1_ldr_escrow_CLIENT_ULTIMATE_x64FRE_en-us.iso"),
-				@("x86", "https://download.microsoft.com/download/1/E/6/1E6B4803-DD2A-49DF-8468-69C0E6E36218/7601.24214.180801-1700.win7sp1_ldr_escrow_CLIENT_ULTIMATE_x86FRE_en-us.iso")
-			)
-		)
-	),
-	# 1: Windows 7 Profesional
-	@(
-		@(""),
-		@("English (US)", "en-us",
-			@(
-				@("x64", "https://download.microsoft.com/download/0/6/3/06365375-C346-4D65-87C7-EE41F55F736B/7601.24214.180801-1700.win7sp1_ldr_escrow_CLIENT_PROFESSIONAL_x64FRE_en-us.iso"),
-				@("x86", "https://download.microsoft.com/download/C/0/6/C067D0CD-3785-4727-898E-60DC3120BB14/7601.24214.180801-1700.win7sp1_ldr_escrow_CLIENT_PROFESSIONAL_x86FRE_en-us.iso")
-			)
-		)
-	),
-	# 2: Windows 7 Home Premium
-	@(
-		@(""),
-		@("English (US)", "en-us",
-			@(
-				@("x64", "https://download.microsoft.com/download/E/A/8/EA804D86-C3DF-4719-9966-6A66C9306598/7601.24214.180801-1700.win7sp1_ldr_escrow_CLIENT_HOMEPREMIUM_x64FRE_en-us.iso"),
-				@("x86", "https://download.microsoft.com/download/E/D/A/EDA6B508-7663-4E30-86F9-949932F443D0/7601.24214.180801-1700.win7sp1_ldr_escrow_CLIENT_HOMEPREMIUM_x86FRE_en-us.iso")
-			)
-		)
-	)
-
-
-)
 #endregion
 
 #region Functions
@@ -413,9 +252,9 @@ function Select-Language([string]$LangName)
 		($SysLocale.StartsWith("tr") -and $LangName -like "*Turk*") -or `
 		($SysLocale.StartsWith("uk") -and $LangName -like "*Ukrain*") -or `
 		($SysLocale.StartsWith("vi") -and $LangName -like "*Vietnam*")) {
-		return $True
+		return $true
 	}
-	return $False
+	return $false
 }
 
 function Add-Entry([int]$pos, [string]$Name, [array]$Items, [string]$DisplayName)
@@ -508,7 +347,7 @@ function ConvertTo-ImageSource
 function Throw-Error([object]$Req, [string]$Alt)
 {
 	$Err = $(GetElementById -Request $Req -Id "errorModalMessage").innerText -replace "<[^>]+>" -replace "\s+", " "
-	if (-not $Err) {
+	if (!$Err) {
 		$Err = $Alt
 	} else {
 		$Err = [System.Text.Encoding]::UTF8.GetString([byte[]][char[]]$Err)
@@ -519,7 +358,7 @@ function Throw-Error([object]$Req, [string]$Alt)
 # Translate a message string
 function Get-Translation([string]$Text)
 {
-	if (-not $English -contains $Text) {
+	if (!($English -contains $Text)) {
 		Write-Host "Error: '$Text' is not a translatable string"
 		return "(Untranslated)"
 	}
@@ -557,7 +396,7 @@ function Error([string]$ErrorMessage)
 	if (!$Cmd) {
 		$XMLForm.Title = $(Get-Translation("Error")) + ": " + $ErrorMessage
 		Refresh-Control($XMLForm)
-		$XMLGrid.Children[2 * $script:Stage + 1].IsEnabled = $True
+		$XMLGrid.Children[2 * $script:Stage + 1].IsEnabled = $true
 		$UserInput = [System.Windows.MessageBox]::Show($XMLForm.Title,  $(Get-Translation("Error")), "OK", "Error")
 		$script:ExitCode = $script:Stage--
 	} else {
@@ -603,7 +442,7 @@ if ($Cmd) {
 $MaxStage = 4
 $SessionId = [guid]::NewGuid()
 $ExitCode = 100
-$Locale = "en-US"
+$Locale = $Locale
 $RequestData = @{}
 # This GUID applies to all visitors, regardless of their locale
 $RequestData["GetLangs"] = @("a8f8f489-4c7f-463a-9ca6-5cff94d8d041", "getskuinformationbyproductedition" )
@@ -627,10 +466,10 @@ if ($Cmd) {
 $EnglishMessages = "en-US|Version|Release|Edition|Language|Architecture|Download|Continue|Back|Close|Cancel|Error|Please wait...|" +
 	"Download using a browser|Download of Windows ISOs is unavailable due to Microsoft having altered their website to prevent it.|" +
 	"PowerShell 3.0 or later is required to run this script.|Do you want to go online and download it?|" +
-	"This feature is not available for this version of Windows."
+	"This feature is not available on this platform."
 [string[]]$English = $EnglishMessages.Split('|')
 [string[]]$Localized = $null
-if ($LocData -and (-not $LocData.StartsWith("en-US"))) {
+if ($LocData -and !$LocData.StartsWith("en-US")) {
 	$Localized = $LocData.Split('|')
 	# Adjust the $Localized array if we have more or fewer strings than in $EnglishMessages
 	if ($Localized.Length -lt $English.Length) {
@@ -657,7 +496,8 @@ function Size-To-Human-Readable([uint64]$size)
 }
 
 # Check if the locale we want is available - Fall back to en-US otherwise
-function Check-Locale {
+function Check-Locale
+{
 	try {
 		$url = "https://www.microsoft.com/" + $QueryLocale + "/software-download/"
 		if ($Verbosity -ge 2) {
@@ -794,7 +634,7 @@ function Get-Windows-Download-Links([int]$SelectedVersion, [int]$SelectedRelease
 			$xml = New-Object System.Xml.XmlDocument
 			if ($Verbosity -ge 2) {
 				Write-Host Querying $url
-			}			
+			}
 			$xml.Load($url)
 			$sep = ""
 			$archs = ""
@@ -830,13 +670,12 @@ function Get-Windows-Download-Links([int]$SelectedVersion, [int]$SelectedRelease
 			$ref = "https://www.microsoft.com/software-download/windows11"
 			$r = Invoke-WebRequest -Method Post -Headers @{ "Referer" = $ref } -UseBasicParsing -UserAgent $UserAgent -WebSession $Session $url
 			if ($r -match "errorModalMessage") {
-				$regex = New-Object Text.RegularExpressions.Regex '<p id="errorModalMessage">(.+?)<\/p>'
+				$Alt = [regex]::Match($r.Content, '<p id="errorModalMessage">(.+?)<\/p>').Groups[1].Value -replace "<[^>]+>" -replace "\s+", " " -replace "\?\?\?", "-"
-				$m = $regex.Match($r)
+				$Alt = [System.Text.Encoding]::UTF8.GetString([byte[]][char[]]$Alt)
-				# Make the typical error message returned by Microsoft's servers more presentable
+				if (!$Alt) {
-				$Alt = $m.Groups[1] -replace "<[^>]+>" -replace "\s+", " "
-				$Alt += " " + $SessionId + "."
-				if (-not $Alt) {
 					$Alt = "Could not retrieve architectures from server"
+				} elseif ($Alt -match "715-123130") {
+					$Alt += " " + $SessionId + "."
 				}
 				Throw-Error -Req $r -Alt $Alt
 			}
@@ -853,7 +692,7 @@ function Get-Windows-Download-Links([int]$SelectedVersion, [int]$SelectedRelease
 			foreach ($var in $xml.inputs.input) {
 				$json = $var.value | ConvertFrom-Json;
 				if ($json) {
-					if (($Is64 -and $json.DownloadType -eq "x64") -or (-not $Is64 -and $json.DownloadType -eq "x86")) {
+					if (($Is64 -and $json.DownloadType -eq "x64") -or (!$Is64 -and $json.DownloadType -eq "x86")) {
 						$script:SelectedIndex = $i
 					}
 					$links += @(New-Object PsObject -Property @{ Type = $json.DownloadType; Link = $json.Uri })
@@ -875,7 +714,7 @@ function Get-Windows-Download-Links([int]$SelectedVersion, [int]$SelectedRelease
 function Process-Download-Link([string]$Url)
 {
 	try {
-		if ($PipeName -and -not $Check.IsChecked) {
+		if ($PipeName -and !$Check.IsChecked) {
 			Send-Message -PipeName $PipeName -Message $Url
 		} else {
 			if ($Cmd) {
@@ -886,10 +725,7 @@ function Process-Download-Link([string]$Url)
 				$tmp_size = [uint64]::Parse($str_size)
 				$Size = Size-To-Human-Readable $tmp_size
 				Write-Host "Downloading '$File' ($Size)..."
-				if ($DisableProgress) {
+				Start-BitsTransfer -Source $Url -Destination $File
-					$ProgressPreference = 'SilentlyContinue'
-				}
-				Invoke-WebRequest -UseBasicParsing -Uri $Url -OutFile $File
 			} else {
 				Write-Host Download Link: $Url
 				Start-Process -FilePath $Url
@@ -910,9 +746,9 @@ if ($Cmd) {
 	$winLanguageName = $null
 	$winLink = $null
 
-	# Windows 7 has become too much of a liability
+	# Windows 7 and non Windows platforms are too much of a liability
 	if ($winver -le 6.1) {
-		Error(Get-Translation("This feature is not available for this version of Windows."))
+		Error(Get-Translation("This feature is not available on this platform."))
 		exit 403
 	}
 
@@ -1074,7 +910,7 @@ $XMLForm.Title = $AppTitle
 if ($Icon) {
 	$XMLForm.Icon = $Icon
 } else {
-	$XMLForm.Icon = [Gui.Utils]::ExtractIcon("imageres.dll", -5205, $true) | ConvertTo-ImageSource
+	$XMLForm.Icon = [WinAPI.Utils]::ExtractIcon("imageres.dll", -5205, $true) | ConvertTo-ImageSource
 }
 if ($Locale.StartsWith("ar") -or $Locale.StartsWith("fa") -or $Locale.StartsWith("he")) {
 	$XMLForm.FlowDirection = "RightToLeft"
@@ -1083,9 +919,9 @@ $WindowsVersionTitle.Text = Get-Translation("Version")
 $Continue.Content = Get-Translation("Continue")
 $Back.Content = Get-Translation("Close")
 
-# Windows 7 has become too much of a liability
+# Windows 7 and non Windows platforms are too much of a liability
 if ($winver -le 6.1) {
-	Error(Get-Translation("This feature is not available for this version of Windows."))
+	Error(Get-Translation("This feature is not available on this platform."))
 	exit 403
 }
 
@@ -1102,9 +938,9 @@ $WindowsVersion.DisplayMemberPath = "Version"
 # Button Action
 $Continue.add_click({
 	$script:Stage++
-	$XMLGrid.Children[2 * $Stage + 1].IsEnabled = $False
+	$XMLGrid.Children[2 * $Stage + 1].IsEnabled = $false
-	$Continue.IsEnabled = $False
+	$Continue.IsEnabled = $false
-	$Back.IsEnabled = $False
+	$Back.IsEnabled = $false
 	Refresh-Control($Continue)
 	Refresh-Control($Back)
 
@@ -1113,7 +949,7 @@ $Continue.add_click({
 		1 { # Windows Version selection
 			$XMLForm.Title = Get-Translation($English[12])
 			Refresh-Control($XMLForm)
-			if ($WindowsVersion.SelectedValue.Version.StartsWith("Windows") -and $WindowsVersion.SelectedValue.Version -ne "Windows 7") {
+			if ($WindowsVersion.SelectedValue.Version.StartsWith("Windows")) {
 				Check-Locale
 			}
 			$releases = Get-Windows-Releases $WindowsVersion.SelectedValue.Index
@@ -1172,9 +1008,9 @@ $Continue.add_click({
 			$XMLForm.Close()
 		}
 	}
-	$Continue.IsEnabled = $True
+	$Continue.IsEnabled = $true
 	if ($Stage -ge 0) {
-		$Back.IsEnabled = $True
+		$Back.IsEnabled = $true
 	}
 })
 
@@ -1184,7 +1020,7 @@ $Back.add_click({
 	} else {
 		$XMLGrid.Children.RemoveAt(2 * $Stage + 3)
 		$XMLGrid.Children.RemoveAt(2 * $Stage + 2)
-		$XMLGrid.Children[2 * $Stage + 1].IsEnabled = $True
+		$XMLGrid.Children[2 * $Stage + 1].IsEnabled = $true
 		$dh2 = $dh
 		if ($Stage -eq 4 -and $PipeName) {
 			$Check.Visibility = "Collapsed"
@@ -1209,7 +1045,7 @@ $Back.add_click({
 })
 
 # Display the dialog
-$XMLForm.Add_Loaded( { $XMLForm.Activate() } )
+$XMLForm.Add_Loaded({$XMLForm.Activate()})
 $XMLForm.ShowDialog() | Out-Null
 
 # Clean up & exit
@@ -1218,8 +1054,8 @@ exit $ExitCode
 # SIG # Begin signature block
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-# KX7zUQIBAAIBAAIBAAIBAAIBADAxMA0GCWCGSAFlAwQCAQUABCDa8PrIe1NSjXqW
+# KX7zUQIBAAIBAAIBAAIBAAIBADAxMA0GCWCGSAFlAwQCAQUABCCftVZFSq3Sn8jD
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 # EUNvbW9kbyBDQSBMaW1pdGVkMSEwHwYDVQQDDBhBQUEgQ2VydGlmaWNhdGUgU2Vy
@@ -1322,22 +1158,22 @@ exit $ExitCode
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+# 67wuX3T/2sgsSnMxFCxDFLZKB030D9FkePEPKT5DVyDMx+79s2FhCkESzVehgg48
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-# hvhFAQcXAzAxMA0GCWCGSAFlAwQCAQUABCBgeYfVPt15f69ZGlb0XMap8ogxbbm0
+# hvhFAQcXAzAxMA0GCWCGSAFlAwQCAQUABCCQI0Sgxq1/qs4jdaGtHt+hlbWbiP/t
-# dx/FX6105nFxYQIUUU2TzURLgm2l56wAV0nbgxAYczMYDzIwMjMwMTI3MTUxMTUy
+# ifwFA89J3gWtuwIUOq97N3H4EpkdBOL2+dkd23u5HYYYDzIwMjMxMDMxMTgxNzQx
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@@ -1401,13 +1237,13 @@ exit $ExitCode
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 # SIG # End signature block

README.md

@@ -56,12 +56,7 @@ the actual download links, for all the architectures available for that language
 Requirements
 ------------
 
-PowerShell 3.0 or later is required. However the script should detect if you are using an older version and point you to
+Windows 8 or later with PowerShell. Windows 7 is __not__ supported.
-the relevant PowerShell 3.0 download page if needed (which should only ever occur if you are running a vanilla version
-of Windows 7).
-
-Note that the current version of the script does not need Internet Explorer to be installed and should also work with
-PowerShell 7.
 
 Commandline mode
 ----------------
@@ -69,25 +64,27 @@ Commandline mode
 Fido supports commandline mode whereas, whenever one of the following options is provided, a GUI is not instantiated
 and you can instead generate the ISO download from within a PowerShell console or script.
 
+Note however that, as of 2023.05, Microsoft has removed access to older releases of Windows ISOs and as a result, the
+list of releases that can be downloaded from Fido has had to be reduced to only the latest for each version.
+
 The options are:
 - `Win`: Specify Windows version (e.g. _"Windows 10"_). Abbreviated version should work as well (e.g `-Win 10`) as long
-   as it is unique enough. If this option isn't specified, the most recent version of Windows is automatically selected.  
+   as it is unique enough. If this option isn't specified, the most recent version of Windows is automatically selected.
    You can obtain a list of supported versions by specifying `-Win List`.
 - `Rel`: Specify Windows release (e.g. _"21H1"_). If this option isn't specified, the most recent release for the chosen
    version of Windows is automatically selected. You can also use `-Rel Latest` to force the most recent to be used.
    You can obtain a list of supported versions by specifying `-Rel List`.
 - `Ed`: Specify Windows edition (e.g. _"Pro/Home"_). Abbreviated editions should work as well (e.g `-Ed Pro`) as long
-   as it is unique enough. If this option isn't specified, the most recent version of Windows is automatically selected.  
+   as it is unique enough. If this option isn't specified, the most recent version of Windows is automatically selected.
    You can obtain a list of supported versions by specifying `-Ed List`.
 - `Lang`: Specify Windows language (e.g. _"Arabic"_). Abbreviated or part of a language (e.g. `-Lang Int` for
    `English International`) should work as long as it's unique enough. If this option isn't specified, the script attempts
-   to select the same language as the system locale.  
+   to select the same language as the system locale.
    You can obtain a list of supported languages by specifying `-Lang List`.
 - `Arch`: Specify Windows architecture (e.g. _"x64"_). If this option isn't specified, the script attempts to use the same
    architecture as the one from the current system.
 - `GetUrl`: By default, the script attempts to automatically launch the download. But when using the `-GetUrl` switch,
    the script only displays the download URL, which can then be piped into another command or into a file.
-- `DisableProgress`: Disable progress report. This may speed up downloads when using the command line.
 
 Examples of a commandline download:
 
@@ -127,7 +124,7 @@ Additional Notes
 
 Because of its intended usage with Rufus, this script is not designed to cover every possible retail ISO downloads.
 Instead we mostly chose the ones that the general public is likely to request. For instance, we currently have no plan
-to add support for LTSB/LTSC Windows 10 ISOs downloads.
+to add support for LTSB/LTSC Windows ISOs downloads.
 
 If you are interested in such downloads, then you are kindly invited to visit the relevant download pages from Microsoft
 such as [this one](https://www.microsoft.com/evalcenter/evaluate-windows-10-enterprise) for LTSC versions.