diff --git a/Mist/Model/Installer.swift b/Mist/Model/Installer.swift
index 2e5d0b0..7fa4517 100644
--- a/Mist/Model/Installer.swift
+++ b/Mist/Model/Installer.swift
@@ -751,6 +751,9 @@ struct Installer: Decodable, Hashable, Identifiable {
             "beta": beta
         ]
     }
+    var mavericksOrNewer: Bool {
+        bigSurOrNewer || version.range(of: "^10\\.(9|1[0-5])\\.", options: .regularExpression) != nil
+    }
     var sierraOrOlder: Bool {
         version.range(of: "^10\\.([7-9]|1[0-2])\\.", options: .regularExpression) != nil
     }
diff --git a/Mist/Views/List/InstallerExportView.swift b/Mist/Views/List/InstallerExportView.swift
index f27ee68..53c8e30 100644
--- a/Mist/Views/List/InstallerExportView.swift
+++ b/Mist/Views/List/InstallerExportView.swift
@@ -23,7 +23,20 @@ struct InstallerExportView: View {
             return false
         }
 
-        return architecture == .intel || (architecture == .appleSilicon && installer.bigSurOrNewer)
+        return (architecture == .intel && installer.mavericksOrNewer) || (architecture == .appleSilicon && installer.bigSurOrNewer)
+    }
+    private var compatibilityMessage: String {
+
+        guard let architecture: Architecture = Hardware.architecture else {
+            return ""
+        }
+
+        switch architecture {
+        case .appleSilicon:
+            return "**Note:** ISOs are unavailable for building **macOS Catalina 10.15 and older** on [Apple Silicon Macs](https://support.apple.com/en-us/HT211814)."
+        case .intel:
+            return "**Note:** ISOs are unavailable for building **OS X Mountain Lion 10.8 and older** on Intel-based Macs."
+        }
     }
 
     var body: some View {
@@ -36,16 +49,15 @@ struct InstallerExportView: View {
                     .disabled(exports.count == 1 && exportApplication)
                 InstallerExportViewItem(exportType: .diskImage, selected: $exportDiskImage)
                     .disabled(exports.count == 1 && exportDiskImage)
-                if isoCompatible {
-                    InstallerExportViewItem(exportType: .iso, selected: $exportISO)
-                        .disabled(exports.count == 1 && exportISO)
-                }
+                InstallerExportViewItem(exportType: .iso, selected: $exportISO)
+                    .disabled(isoCompatible ? exports.count == 1 && exportISO : true)
+                    .opacity(isoCompatible ? 1 : 0.5)
                 InstallerExportViewItem(exportType: .package, selected: $exportPackage)
                     .disabled(exports.count == 1 && exportPackage)
                 Spacer()
             }
             if !isoCompatible {
-                Text("**Note:** ISOs are unavailable for building **macOS Catalina 10.15 and older** on [Apple Silicon Macs](https://support.apple.com/en-us/HT211814).")
+                Text(.init(compatibilityMessage))
                     .padding(.top)
             }
         }
diff --git a/Mist/Views/List/ListRowInstaller.swift b/Mist/Views/List/ListRowInstaller.swift
index 1086072..10dd5d1 100644
--- a/Mist/Views/List/ListRowInstaller.swift
+++ b/Mist/Views/List/ListRowInstaller.swift
@@ -78,17 +78,16 @@ struct ListRowInstaller: View {
                 Button {
                     pressButton(.download)
                 } label: {
-                    Image(systemName: "arrow.down.circle")
-                        .font(.body.bold())
+                    Image(systemName: "arrow.down.circle").font(.body.bold())
                 }
                 .help("Download and export macOS Installer")
                 .buttonStyle(.mistAction)
-                if installer.bigSurOrNewer {
+                if let architecture: Architecture = Hardware.architecture,
+                    (architecture == .appleSilicon && installer.bigSurOrNewer) || (architecture == .intel && installer.mavericksOrNewer) {
                     Button {
                         pressButton(.volumeSelection)
                     } label: {
-                        Image(systemName: "externaldrive")
-                            .font(.body.bold())
+                        Image(systemName: "externaldrive").font(.body.bold())
                             .padding(.vertical, 1)
                     }
                     .help("Create bootable macOS Installer")