feat: Improve LTSC and IoT edition handling (#1926)

assets/win10x64-iot.xml

@@ -61,12 +61,6 @@
       </DiskConfiguration>
       <ImageInstall>
         <OSImage>
-          <InstallFrom>
-           <MetaData wcm:action="add">
-              <Key>/image/index</Key>
-              <Value>2</Value>
-            </MetaData>
-          </InstallFrom>
           <InstallTo>
             <DiskID>0</DiskID>
             <PartitionID>3</PartitionID>
@@ -87,7 +81,7 @@
         <FullName>Docker</FullName>
         <Organization>Windows for Docker</Organization>
         <ProductKey>
-          <Key />
+          <Key>KBN8V-HFGQ4-MGXVD-347P6-PDQGT</Key>
         </ProductKey>
       </UserData>
       <EnableFirewall>false</EnableFirewall>

assets/win10x64-ltsc.xml

@@ -61,12 +61,6 @@
       </DiskConfiguration>
       <ImageInstall>
         <OSImage>
-          <InstallFrom>
-           <MetaData wcm:action="add">
-              <Key>/image/index</Key>
-              <Value>1</Value>
-            </MetaData>
-          </InstallFrom>
           <InstallTo>
             <DiskID>0</DiskID>
             <PartitionID>3</PartitionID>
@@ -86,6 +80,9 @@
         <AcceptEula>true</AcceptEula>
         <FullName>Docker</FullName>
         <Organization>Windows for Docker</Organization>
+        <ProductKey>
+          <Key>M7XTQ-FN8P6-TTKYV-9D4CC-J462D</Key>
+        </ProductKey>
       </UserData>
       <EnableFirewall>false</EnableFirewall>
       <Diagnostics>

assets/win7x64-enterprise-eval.xml

@@ -280,7 +280,7 @@
           <Order>17</Order>
           <CommandLine>cmd /C mklink /d %userprofile%\Desktop\Shared \\host.lan\Data</CommandLine>
           <Description>Create desktop shortcut to shared folder</Description>
-        </SynchronousCommand>        
+        </SynchronousCommand>
         <SynchronousCommand wcm:action="add">
           <Order>18</Order>
           <CommandLine>cmd /C net use Z: \\host.lan\Data /persistent:yes</CommandLine>

assets/win7x64-enterprise.xml

@@ -284,7 +284,7 @@
           <Order>17</Order>
           <CommandLine>cmd /C mklink /d %userprofile%\Desktop\Shared \\host.lan\Data</CommandLine>
           <Description>Create desktop shortcut to shared folder</Description>
-        </SynchronousCommand>        
+        </SynchronousCommand>
         <SynchronousCommand wcm:action="add">
           <Order>18</Order>
           <CommandLine>cmd /C net use Z: \\host.lan\Data /persistent:yes</CommandLine>

assets/win7x64-ultimate.xml

@@ -284,7 +284,7 @@
           <Order>17</Order>
           <CommandLine>cmd /C mklink /d %userprofile%\Desktop\Shared \\host.lan\Data</CommandLine>
           <Description>Create desktop shortcut to shared folder</Description>
-        </SynchronousCommand>        
+        </SynchronousCommand>
         <SynchronousCommand wcm:action="add">
           <Order>18</Order>
           <CommandLine>cmd /C net use Z: \\host.lan\Data /persistent:yes</CommandLine>

assets/win7x64.xml

@@ -284,7 +284,7 @@
           <Order>17</Order>
           <CommandLine>cmd /C mklink /d %userprofile%\Desktop\Shared \\host.lan\Data</CommandLine>
           <Description>Create desktop shortcut to shared folder</Description>
-        </SynchronousCommand>        
+        </SynchronousCommand>
         <SynchronousCommand wcm:action="add">
           <Order>18</Order>
           <CommandLine>cmd /C net use Z: \\host.lan\Data /persistent:yes</CommandLine>

assets/win7x86-enterprise.xml

@@ -275,7 +275,7 @@
           <Order>17</Order>
           <CommandLine>cmd /C mklink /d %userprofile%\Desktop\Shared \\host.lan\Data</CommandLine>
           <Description>Create desktop shortcut to shared folder</Description>
-        </SynchronousCommand>        
+        </SynchronousCommand>
         <SynchronousCommand wcm:action="add">
           <Order>18</Order>
           <CommandLine>cmd /C net use Z: \\host.lan\Data /persistent:yes</CommandLine>

assets/win7x86-ultimate.xml

@@ -275,7 +275,7 @@
           <Order>17</Order>
           <CommandLine>cmd /C mklink /d %userprofile%\Desktop\Shared \\host.lan\Data</CommandLine>
           <Description>Create desktop shortcut to shared folder</Description>
-        </SynchronousCommand>        
+        </SynchronousCommand>
         <SynchronousCommand wcm:action="add">
           <Order>18</Order>
           <CommandLine>cmd /C net use Z: \\host.lan\Data /persistent:yes</CommandLine>

assets/win7x86.xml

@@ -275,7 +275,7 @@
           <Order>17</Order>
           <CommandLine>cmd /C mklink /d %userprofile%\Desktop\Shared \\host.lan\Data</CommandLine>
           <Description>Create desktop shortcut to shared folder</Description>
-        </SynchronousCommand>        
+        </SynchronousCommand>
         <SynchronousCommand wcm:action="add">
           <Order>18</Order>
           <CommandLine>cmd /C net use Z: \\host.lan\Data /persistent:yes</CommandLine>

src/define.sh

@@ -52,28 +52,28 @@ parseVersion() {
     "11e" | "win11e" | "windows11e" | "windows 11e" )
       VERSION="win11x64-enterprise-eval"
       ;;
-    "11i" | "11iot" | "iot11" | "win11i" | "win11-iot" | "win11x64-iot" )
-      VERSION="win11x64-enterprise-iot-eval"
-      [ -z "$DETECTED" ] && DETECTED="win11x64-iot"
-      ;;
     "11l" | "11ltsc" | "ltsc11" | "win11l" | "win11-ltsc" | "win11x64-ltsc" )
       VERSION="win11x64-enterprise-ltsc-eval"
       [ -z "$DETECTED" ] && DETECTED="win11x64-ltsc"
       ;;
+    "11i" | "11iot" | "iot11" | "win11i" | "win11-iot" | "win11x64-iot" )
+      VERSION="win11x64-enterprise-iot-eval"
+      [ -z "$DETECTED" ] && DETECTED="win11x64-iot"
+      ;;
     "10" | "10p" | "win10" | "pro10" | "win10p" | "windows10" | "windows 10" )
       VERSION="win10x64"
       ;;
     "10e" | "win10e" | "windows10e" | "windows 10e" )
       VERSION="win10x64-enterprise-eval"
       ;;
-    "10i" | "10iot" | "iot10" | "win10i" | "win10-iot" | "win10x64-iot" )
-      VERSION="win10x64-enterprise-iot-eval"
-      [ -z "$DETECTED" ] && DETECTED="win10x64-iot"
-      ;;
     "10l" | "10ltsc" | "ltsc10" | "win10l" | "win10-ltsc" | "win10x64-ltsc" )
       VERSION="win10x64-enterprise-ltsc-eval"
       [ -z "$DETECTED" ] && DETECTED="win10x64-ltsc"
       ;;
+    "10i" | "10iot" | "iot10" | "win10i" | "win10-iot" | "win10x64-iot" )
+      VERSION="win10x64-enterprise-iot-eval"
+      [ -z "$DETECTED" ] && DETECTED="win10x64-iot"
+      ;;
     "8" | "8p" | "81" | "81p" | "pro8" | "8.1" | "win8" | "win8p" | "win81" | "win81p" | "windows 8" )
       VERSION="win81x64"
       ;;
@@ -451,6 +451,18 @@ printVersion() {
     [[ "${PLATFORM,,}" != "x64" ]] && desc+=" for ${PLATFORM}"
   fi
 
+  case "${id,,}" in
+    *"-iot" | *"-iot-eval" )
+      desc+=" IoT"
+      ;;
+    *"-ltsc" | *"-ltsc-eval" )
+      desc+=" LTSC"
+      ;;
+    *"-enterprise" | *"-enterprise-eval" )
+      desc+=" Enterprise"
+      ;;
+  esac
+
   echo "$desc"
   return 0
 }
@@ -485,10 +497,10 @@ printEdition() {
       edition="2019"
       ;;
     *"-iot" | *"-iot-eval" )
-      edition="LTSC"
+      edition="IoT Enterprise LTSC"
       ;;
     *"-ltsc" | *"-ltsc-eval" )
-      edition="LTSC"
+      edition="Enterprise LTSC"
       ;;
     *"-enterprise-eval" )
       edition="Enterprise (Evaluation)"
@@ -720,7 +732,12 @@ getMido() {
       sum="a61adeab895ef5a4db436e0a7011c92a2ff17bb0357f58b13bbc4062e535e7b9"
       url="https://software-static.download.prss.microsoft.com/dbazure/888969d5-f34g-4e03-ac9d-1f9786c66749/26200.6584.250915-1905.25h2_ge_release_svc_refresh_CLIENTENTERPRISEEVAL_OEMRET_x64FRE_en-us.iso"
       ;;
-    "win11x64-enterprise-iot-eval" | "win11x64-enterprise-ltsc-eval" )
+    "win11x64-enterprise-ltsc-eval" )
+      size=5112850432
+      sum="67cec5865eaa037a72ddc633a717a10a2bed50778862267223ddb9c60ef5da68"
+      url="https://software-static.download.prss.microsoft.com/dbazure/888969d5-f34g-4e03-ac9d-1f9786c66749/26100.1742.240906-0331.ge_release_svc_refresh_CLIENT_LTSC_EVAL_x64FRE_en-us.iso"
+      ;;
+    "win11x64-enterprise-iot-eval" )
       size=5060020224
       sum="2cee70bd183df42b92a2e0da08cc2bb7a2a9ce3a3841955a012c0f77aeb3cb29"
       url="https://software-static.download.prss.microsoft.com/dbazure/998969d5-f34g-4e03-ac9d-1f9786c66749/26100.1742.240906-0331.ge_release_svc_refresh_CLIENT_IOT_LTSC_EVAL_x64FRE_en-us.iso"
@@ -806,12 +823,12 @@ getLink1() {
       sum="f5ffe9313eebc6299fba9e6eeb2971007264e6c6be013073a89b5ae9bd85bfb3"
       url="11/en-us_windows_11_25h2_x64.iso"
       ;;
-    "win11x64-iot" | "win11x64-enterprise-iot" | "win11x64-enterprise-iot-eval" )
+    "win11x64-ltsc" | "win11x64-enterprise-ltsc" | "win11x64-enterprise-ltsc-eval" )
       size=5144817664
       sum="4f59662a96fc1da48c1b415d6c369d08af55ddd64e8f1c84e0166d9e50405d7a"
       url="11/X23-81951_26100.1742.240906-0331.ge_release_svc_refresh_CLIENT_ENTERPRISES_OEM_x64FRE_en-us.iso"
       ;;
-    "win11x64-ltsc" | "win11x64-enterprise-ltsc" | "win11x64-enterprise-ltsc-eval" )
+    "win11x64-iot" | "win11x64-enterprise-iot" | "win11x64-enterprise-iot-eval" )
       size=5144817664
       sum="4f59662a96fc1da48c1b415d6c369d08af55ddd64e8f1c84e0166d9e50405d7a"
       url="11/X23-81951_26100.1742.240906-0331.ge_release_svc_refresh_CLIENT_ENTERPRISES_OEM_x64FRE_en-us.iso"
@@ -821,16 +838,16 @@ getLink1() {
       sum="316f718f21fc9b386d81dadd62dc60268a1cfd65b184ac6a052875a454c3431b"
       url="10/en-us_windows_10_22h2_x64.iso"
       ;;
-    "win10x64-iot" | "win10x64-enterprise-iot" | "win10x64-enterprise-iot-eval" )
-      size=4851668992
-      sum="a0334f31ea7a3e6932b9ad7206608248f0bd40698bfb8fc65f14fc5e4976c160"
-      url="10/en-us_windows_10_iot_enterprise_ltsc_2021_x64_dvd_257ad90f.iso"
-      ;;
     "win10x64-ltsc" | "win10x64-enterprise-ltsc" | "win10x64-enterprise-ltsc-eval" )
       size=4899461120
       sum="c90a6df8997bf49e56b9673982f3e80745058723a707aef8f22998ae6479597d"
       url="10/en-us_windows_10_enterprise_ltsc_2021_x64_dvd_d289cf96.iso"
       ;;
+    "win10x64-iot" | "win10x64-enterprise-iot" | "win10x64-enterprise-iot-eval" )
+      size=4851668992
+      sum="a0334f31ea7a3e6932b9ad7206608248f0bd40698bfb8fc65f14fc5e4976c160"
+      url="10/en-us_windows_10_iot_enterprise_ltsc_2021_x64_dvd_257ad90f.iso"
+      ;;      
     "win81x64" )
       size=4320526336
       sum="d8333cf427eb3318ff6ab755eb1dd9d433f0e2ae43745312c1cd23e83ca1ce51"
@@ -1040,14 +1057,14 @@ getLink3() {
       url="nano11_25h2/nano11%2025h2.iso"
       ;;
     "core11" )
-      size=3176654848
+      size=3304132608
-      sum="29c055fcfb7b089abd9e007e7abe4bb82c70a03aac9d65e56a38b87ab32d04d2"
+      sum="c0e0252b24144b8defb6c7ded2bc09f9297daf1fb8369b16c5b85382331eb47f"
-      url="tiny11_25H2/tiny11core_25H2_Oct25.iso"
+      url="tiny11_25H2/tiny11core_25H2_Nov25.iso"
       ;;
     "tiny11" )
-      size=5514559488
+      size=5730246656
-      sum="92484f2b7f707e42383294402a9eabbadeaa5ede80ac633390ae7f3537e36275"
+      sum="7b24815845684add7250808b3b0027ba4e94cf52c62e9ef40d5b965dd304d6ca"
-      url="tiny11_25H2/tiny11_25H2_Oct25.iso"
+      url="tiny11_25H2/tiny11_25H2_Nov25.iso"
       ;;
     "tiny10" )
       size=3839819776
@@ -1060,35 +1077,35 @@ getLink3() {
       url="W11x64_26200.6584/26200.6584.250915-1905.25h2_ge_release_svc_refresh_CLIENT_CONSUMER_x64FRE_en-us.iso"
       ;;
     "win11x64-enterprise" | "win11x64-enterprise-eval" )
-      size=6209064960
+      size=7620513792
-      sum="c8dbc96b61d04c8b01faf6ce0794fdf33965c7b350eaa3eb1e6697019902945c"
+      sum="2b65df49334b64e9341dc404e9c527bf1b2a9a105e95314a347fd29ac9900581"
-      url="Windows11Enterprise23H2x64/22631.2428.231001-0608.23H2_NI_RELEASE_SVC_REFRESH_CLIENTENTERPRISEEVAL_OEMRET_x64FRE_en-us.iso"
+      url="massgrave.dev-windows-x64-and-x86-archive/en-us_windows_11_business_editions_version_25h2_x64_dvd_41c521e7.iso"
-      ;;
-    "win11x64-iot" | "win11x64-enterprise-iot" | "win11x64-enterprise-iot-eval" )
-      size=5144817664
-      sum="4f59662a96fc1da48c1b415d6c369d08af55ddd64e8f1c84e0166d9e50405d7a"
-      url="Windows11LTSC/X23-81951_26100.1742.240906-0331.ge_release_svc_refresh_CLIENT_ENTERPRISES_OEM_x64FRE_en-us.iso"
       ;;
     "win11x64-ltsc" | "win11x64-enterprise-ltsc" | "win11x64-enterprise-ltsc-eval" )
       size=5144817664
       sum="4f59662a96fc1da48c1b415d6c369d08af55ddd64e8f1c84e0166d9e50405d7a"
       url="Windows11LTSC/X23-81951_26100.1742.240906-0331.ge_release_svc_refresh_CLIENT_ENTERPRISES_OEM_x64FRE_en-us.iso"
       ;;
-    "win10x64" | "win10x64-enterprise" | "win10x64-enterprise-eval" )
+    "win11x64-iot" | "win11x64-enterprise-iot" | "win11x64-enterprise-iot-eval" )
-      size=6978310144
+      size=5144817664
-      sum="7847abd6f39abd02dc8089c4177d354f9eb66fa0ee2fe8ae20e596e675d1ab67"
+      sum="4f59662a96fc1da48c1b415d6c369d08af55ddd64e8f1c84e0166d9e50405d7a"
-      url="Windows-10-22H2-July-2024-64-bit-DVD-English/en-us_windows_10_business_editions_version_22h2_updated_july_2024_x64_dvd_c004521a.iso"
+      url="Windows11LTSC/X23-81951_26100.1742.240906-0331.ge_release_svc_refresh_CLIENT_ENTERPRISES_OEM_x64FRE_en-us.iso"
       ;;
-    "win10x64-iot" | "win10x64-enterprise-iot" | "win10x64-enterprise-iot-eval" )
+    "win10x64" | "win10x64-enterprise" | "win10x64-enterprise-eval" )
-      size=4851668992
+      size=6985445376
-      sum="a0334f31ea7a3e6932b9ad7206608248f0bd40698bfb8fc65f14fc5e4976c160"
+      sum="2c23bc8b95a9314f15ebff881dcbea49651f52a96a0327d7aaf523aa66043765"
-      url="en-us_windows_10_iot_enterprise_ltsc_2021_x64_dvd_257ad90f_202411/en-us_windows_10_iot_enterprise_ltsc_2021_x64_dvd_257ad90f.iso"
+      url="windows_10_version_2004/Windows%2010%2C%20version%2022H2/Updated%20October%202025%20%2819045.6456%29/en-us_windows_10_business_editions_version_22h2_updated_oct_2025_x64_dvd_d2eef4b0.iso"
       ;;
     "win10x64-ltsc" | "win10x64-enterprise-ltsc" | "win10x64-enterprise-ltsc-eval" )
       size=4899461120
       sum="c90a6df8997bf49e56b9673982f3e80745058723a707aef8f22998ae6479597d"
       url="en-us_windows_10_enterprise_ltsc_2021_x64_dvd_d289cf96_202302/en-us_windows_10_enterprise_ltsc_2021_x64_dvd_d289cf96.iso"
       ;;
+    "win10x64-iot" | "win10x64-enterprise-iot" | "win10x64-enterprise-iot-eval" )
+      size=4851668992
+      sum="a0334f31ea7a3e6932b9ad7206608248f0bd40698bfb8fc65f14fc5e4976c160"
+      url="en-us_windows_10_iot_enterprise_ltsc_2021_x64_dvd_257ad90f_202411/en-us_windows_10_iot_enterprise_ltsc_2021_x64_dvd_257ad90f.iso"
+      ;;
     "win81x64" )
       size=4320526336
       sum="d8333cf427eb3318ff6ab755eb1dd9d433f0e2ae43745312c1cd23e83ca1ce51"
@@ -1100,19 +1117,19 @@ getLink3() {
       url="en_windows_8.1_enterprise_with_update_x64_dvd/en_windows_8.1_enterprise_with_update_x64_dvd_6054382.iso"
       ;;
     "win2025" | "win2025-eval" )
-      size=6014152704
+      size=8145395712
-      sum="d0ef4502e350e3c6c53c15b1b3020d38a5ded011bf04998e950720ac8579b23d"
+      sum="f3e277e75acdb793e6f08f4880b514ae0046cedf618c22f727890e54367075e6"
-      url="26100.1742.240906-0331.ge-release-svc-refresh-server-eval-x-64-fre-en-us/26100.1742.240906-0331.ge_release_svc_refresh_SERVER_EVAL_x64FRE_en-us.iso"
+      url="massgrave.dev-windows-x64-and-x86-archive/en-us_windows_server_2025_updated_dec_2025_x64_dvd_c54ab58b.iso"
       ;;
     "win2022" | "win2022-eval" )
-      size=5550684160
+      size=6023239680
-      sum="5a077ee2a95976ef9f3623eb4040e25cdf7f8f01dee3b8165a32a7626f39f025"
+      sum="5d6d91efa972cbdd6701d78db1dcf6a34c7024ca931c1718e7cb3d0c6dd54e88"
-      url="en-us_windows_server_2022_x64_dvd_620d7eac_202405/en-us_windows_server_2022_x64_dvd_620d7eac.iso"
+      url="massgrave.dev-windows-x64-and-x86-archive/en-us_windows_server_2022_updated_oct_2025_x64_dvd_26e9af36.iso"
       ;;
     "win2019" | "win2019-eval" )
-      size=5575774208
+      size=5651695616
-      sum="0067afe7fdc4e61f677bd8c35a209082aa917df9c117527fc4b2b52a447e89bb"
+      sum="ea247e5cf4df3e5829bfaaf45d899933a2a67b1c700a02ee8141287a8520261c"
-      url="sw-dvd-9-win-server-std-core-2019-1809.18-64-bit-english-dc-std-mlf-x-22-74330/SW_DVD9_Win_Server_STD_CORE_2019_1809.18_64Bit_English_DC_STD_MLF_X22-74330.ISO"
+      url="massgrave.dev-windows-x64-and-x86-archive/en-us_windows_server_2019_x64_dvd_f9475476.iso"
       ;;
     "win2016" | "win2016-eval" )
       size=6006587392

src/install.sh

@@ -672,15 +672,29 @@ hasVersion() {
   local id="$1"
   local tag="$2"
   local xml="$3"
-  local edition
+  local edition alternate=""
 
   [ ! -f "/run/assets/$id.xml" ] && return 1
 
   edition=$(printEdition "$id" "")
   [ -z "$edition" ] && return 1
-  [[ "${xml,,}" != *"<${tag,,}>${edition,,}</${tag,,}>"* ]] && return 1
 
-  return 0
+  [[ "${xml,,}" == *"<${tag,,}>${edition,,}</${tag,,}>"* ]] && return 0
+
+  case "${id,,}" in
+    *"-iot" | *"-iot-eval" )
+      alternate="${id/-iot/-ltsc}" ;;
+    *"-ltsc" | *"-ltsc-eval" )
+      alternate="${id/-ltsc/-iot}" ;;
+    * ) return 1 ;;
+  esac
+
+  edition=$(printEdition "$alternate" "")
+  [ -z "$edition" ] && return 1
+
+  [[ "${xml,,}" == *"<${tag,,}>${edition,,}</${tag,,}>"* ]] && return 0
+
+  return 1
 }
 
 selectVersion() {

src/mido.sh

@@ -277,8 +277,8 @@ downloadWindowsEval() {
       type="iot"
       winVer="windows-11-iot-enterprise-ltsc-eval" ;;
     "win11${PLATFORM,,}-enterprise-ltsc-eval" )
-      type="iot"
+      type="ltsc"
-      winVer="windows-11-iot-enterprise-ltsc-eval" ;;
+      winVer="windows-11-enterprise" ;;
     "win2025-eval" )
       type="server"
       winVer="windows-server-2025" ;;
@@ -343,17 +343,18 @@ downloadWindowsEval() {
   }
 
   case "$type" in
-    "iot" | "ltsc" )
+    "iot" )
       case "${PLATFORM,,}" in
         "x64" )
-          if [[ "$winVer" != "windows-10"* ]]; then
+          link=$(echo "$links" | head -n 1) ;;
-            link=$(echo "$links" | head -n 1)
-          else
-            link=$(echo "$links" | head -n 4 | tail -n 1)
-          fi ;;
         "arm64" )
           link=$(echo "$links" | head -n 2 | tail -n 1) ;;
       esac ;;
+    "ltsc" )
+      case "${PLATFORM,,}" in
+        "x64" )
+          link=$(echo "$links" | head -n 2 | tail -n 1) ;;
+      esac ;;
     "enterprise" )
       case "${PLATFORM,,}" in
         "x64" )
@@ -405,7 +406,7 @@ downloadWindowsEval() {
 
   if enabled "$DEBUG" && enabled "$VERIFY" && [[ "${lang,,}" == "en"* ]]; then
     compare=$(getMido "$id" "$lang" "")
-    if [[ "${link,,}" != "${compare,,}" ]]; then
+    if [ -n "$compare" ] && [[ "${link,,}" != "${compare,,}" ]]; then
       echo "Retrieved link does not match the fixed link: $compare"
     fi
   fi
@@ -414,6 +415,33 @@ downloadWindowsEval() {
   return 0
 }
 
+downloadWindowsLtsc() {
+
+  local id="$1"
+  local lang="$2"
+  local desc="$3"
+  local alternate=""
+
+  case "${id,,}" in
+    "win11${PLATFORM,,}-enterprise-iot-eval" )
+      alternate="win11${PLATFORM,,}-enterprise-ltsc-eval" ;;
+    "win11${PLATFORM,,}-enterprise-ltsc-eval" )
+      alternate="win11${PLATFORM,,}-enterprise-iot-eval" ;;
+    * ) error "Invalid VERSION specified, value \"$id\" is not recognized!"
+      return 1 ;;
+  esac
+
+  if downloadWindowsEval "$id" "$lang" "$desc" > /dev/null 2>&1; then
+    return 0
+  fi
+
+  info "Primary download source failed, trying the alternate LTSC source..."
+
+  downloadWindowsEval "$alternate" "$lang" "$desc" && return 0
+
+  return 1
+}
+
 getWindows() {
 
   local version="$1"
@@ -428,8 +456,7 @@ getWindows() {
   info "$msg" && html "$msg"
 
   case "${version,,}" in
-    "win2008r2" | "win81${PLATFORM,,}"* | "win10${PLATFORM,,}-enterprise"* | \
+    "win2008r2" | "win81${PLATFORM,,}"* | "win10${PLATFORM,,}-enterprise"* )
-    "win11${PLATFORM,,}-enterprise-iot"* | "win11${PLATFORM,,}-enterprise-ltsc"* )
       if [[ "${lang,,}" != "en" && "${lang,,}" != "en-"* ]]; then
         error "No download in the $language language available for $edition!"
         MIDO_URL="" && return 1
@@ -450,6 +477,10 @@ getWindows() {
     "win11${PLATFORM,,}" )
       downloadWindows "$version" "$lang" "$edition" && return 0
       ;;
+    "win11${PLATFORM,,}-enterprise-iot-eval" | \
+    "win11${PLATFORM,,}-enterprise-ltsc-eval" )
+      downloadWindowsLtsc "$version" "$lang" "$edition" && return 0
+      ;;
     "win11${PLATFORM,,}-enterprise"* )
       downloadWindowsEval "$version" "$lang" "$edition" && return 0
       ;;