diff --git a/Mist/Helpers/InstallerCreator.swift b/Mist/Helpers/InstallerCreator.swift
index 37a9f35..e5b5aef 100644
--- a/Mist/Helpers/InstallerCreator.swift
+++ b/Mist/Helpers/InstallerCreator.swift
@@ -19,6 +19,7 @@ enum InstallerCreator {
     ///
     /// - Throws: A `MistError` if the downloaded macOS Installer fails to generate.
     static func create(_ installer: Installer, mountPoint: URL, cacheDirectory: String) async throws {
+        let installerCacheDirectoryURL = URL(fileURLWithPath: cacheDirectory).appendingPathComponent(installer.id)
         let packageURL: URL
 
         if installer.sierraOrOlder {
@@ -29,36 +30,61 @@ enum InstallerCreator {
             packageURL = URL(fileURLWithPath: "/Volumes/Install \(installer.name)").appendingPathComponent(package.filename.replacingOccurrences(of: ".dmg", with: ".pkg"))
         } else {
             if installer.containsInstallAssistantPackage {
-                packageURL = URL(fileURLWithPath: cacheDirectory).appendingPathComponent(installer.id).appendingPathComponent("InstallAssistant.pkg")
+                packageURL = installerCacheDirectoryURL.appendingPathComponent("InstallAssistant.pkg")
+            } else if installer.containsInstallAssistantAutoPackage {
+                packageURL = installerCacheDirectoryURL.appendingPathComponent("InstallAssistantAuto.pkg")
             } else {
                 guard let url: URL = URL(string: installer.distributionURL) else {
                     throw MistError.invalidURL(installer.distributionURL)
                 }
 
-                packageURL = URL(fileURLWithPath: cacheDirectory).appendingPathComponent(installer.id).appendingPathComponent(url.lastPathComponent)
+                packageURL = installerCacheDirectoryURL.appendingPathComponent(url.lastPathComponent)
             }
         }
 
         try await DirectoryRemover.remove(installer.temporaryInstallerURL)
 
-        var argumentsArrays: [[String]] = [
-            ["installer", "-pkg", packageURL.path, "-target", mountPoint.path]
-        ]
-
-        // workaround for macOS High Sierra 10.13, macOS Mojave 10.14 and macOS Catalina 10.15
-        if installer.highSierraOrNewer, !installer.bigSurOrNewer {
+        var argumentsArrays: [[String]] = []
+        
+        let osVersion = ProcessInfo.processInfo.operatingSystemVersion
+        if
+            installer.highSierraOrNewer, !installer.bigSurOrNewer,
+            (osVersion.majorVersion > 15 || (osVersion.majorVersion == 15 && osVersion.minorVersion >= 6)) {
+            // Use special method for macOS >= 15.6
+            let installAssistantExpansionDirectory = installerCacheDirectoryURL.appendingPathComponent("InstallAssistantAuto")
+            let payloadInstallerApp = installAssistantExpansionDirectory.appendingPathComponent("Payload/Install \(installer.name).app")
+            let sharedSupportDirectory = payloadInstallerApp.appendingPathComponent("Contents/SharedSupport")
             argumentsArrays += [
-                ["ditto", "/Applications/Install \(installer.name).app", "\(mountPoint.path)/Applications/Install \(installer.name).app"],
-                ["rm", "-r", "/Applications/Install \(installer.name).app"]
+                ["pkgutil", "--expand-full", packageURL.path, installAssistantExpansionDirectory.path],
+                ["cp", installerCacheDirectoryURL.appendingPathComponent("AppleDiagnostics.chunklist").path, sharedSupportDirectory.path],
+                ["cp", installerCacheDirectoryURL.appendingPathComponent("AppleDiagnostics.dmg").path, sharedSupportDirectory.path],
+                ["cp", installerCacheDirectoryURL.appendingPathComponent("BaseSystem.chunklist").path, sharedSupportDirectory.path],
+                ["cp", installerCacheDirectoryURL.appendingPathComponent("BaseSystem.dmg").path, sharedSupportDirectory.path],
+                ["cp", installerCacheDirectoryURL.appendingPathComponent("InstallESDDmg.pkg").path, sharedSupportDirectory.appendingPathComponent("InstallESD.dmg").path],
+                ["ditto", payloadInstallerApp.path, mountPoint.appendingPathComponent("Applications").appendingPathComponent("Install \(installer.name).app").path],
+                ["rm", "-r", installAssistantExpansionDirectory.path]
             ]
-        }
-
-        // workaround for macOS Catalina 10.15 and newer
-        if installer.catalinaOrNewer {
+        } else {
+            // Use /usr/sbin/installer for macOS < 15.6
             argumentsArrays += [
-                ["ditto", "\(mountPoint.path)Applications", "\(mountPoint.path)/Applications"],
-                ["rm", "-r", "\(mountPoint.path)Applications"]
+                ["installer", "-pkg", packageURL.path, "-target", mountPoint.path]
             ]
+            
+            // workaround for macOS High Sierra 10.13, macOS Mojave 10.14 and macOS Catalina 10.15
+            if installer.highSierraOrNewer, !installer.bigSurOrNewer {
+                argumentsArrays += [
+                    ["ditto", "/Applications/Install \(installer.name).app", "\(mountPoint.path)/Applications/Install \(installer.name).app"],
+                    ["rm", "-r", "/Applications/Install \(installer.name).app"]
+                ]
+            }
+
+            // workaround for macOS Catalina 10.15 and newer
+            if installer.catalinaOrNewer {
+                argumentsArrays += [
+                    ["ditto", "\(mountPoint.path)Applications", "\(mountPoint.path)/Applications"],
+                    ["rm", "-r", "\(mountPoint.path)Applications"]
+                ]
+            }
         }
 
         let variables: [String: String] = ["CM_BUILD": "CM_BUILD"]
diff --git a/Mist/Model/Installer.swift b/Mist/Model/Installer.swift
index e37cc85..d702cd4 100644
--- a/Mist/Model/Installer.swift
+++ b/Mist/Model/Installer.swift
@@ -740,6 +740,10 @@ struct Installer: Decodable, Hashable, Identifiable {
     var containsInstallAssistantPackage: Bool {
         packages.contains { $0.filename == "InstallAssistant.pkg" }
     }
+    
+    var containsInstallAssistantAutoPackage: Bool {
+        packages.contains { $0.filename == "InstallAssistantAuto.pkg" }
+    }
 
     var temporaryDiskImageMountPointURL: URL {
         URL(fileURLWithPath: "/Volumes/\(id)")