diff --git a/apps/app-frontend/src/helpers/update.js b/apps/app-frontend/src/helpers/update.js
index 6f3d87a1..cea6c6bd 100644
--- a/apps/app-frontend/src/helpers/update.js
+++ b/apps/app-frontend/src/helpers/update.js
@@ -11,7 +11,7 @@ const releaseLink = `https://git.astralium.su/api/v1/repos/didirus/AstralRinth/r
 const failedFetch = [`Failed to fetch remote releases:`, `Failed to fetch remote commits:`]
 
 const osList = ['macos', 'windows', 'linux']
-const macExtensionList = ['.app', '.dmg']
+const macExtensionList = ['.dmg', '.pkg']
 const windowsExtensionList = ['.exe', '.msi']
 
 const blacklistPrefixes = [
diff --git a/packages/app-lib/src/api/update.rs b/packages/app-lib/src/api/update.rs
index b1943dec..fe24ec01 100644
--- a/packages/app-lib/src/api/update.rs
+++ b/packages/app-lib/src/api/update.rs
@@ -1,42 +1,115 @@
 use reqwest;
+use std::path::PathBuf;
 use tokio::fs::File as AsyncFile;
 use tokio::io::AsyncWriteExt;
 use tokio::process::Command;
 
-pub(crate) async fn download_file(download_url: &str, local_filename: &str, os_type: &str, auto_update_supported: bool) -> Result<(), Box<dyn std::error::Error>> {
-    let download_dir = dirs::download_dir().ok_or("[AR] • Failed to determine download directory")?;
+pub(crate) async fn get_resource(
+    download_url: &str,
+    local_filename: &str,
+    os_type: &str,
+    auto_update_supported: bool,
+) -> Result<(), Box<dyn std::error::Error>> {
+    let download_dir = dirs::download_dir()
+        .ok_or("[AR] • Failed to determine download directory")?;
     let full_path = download_dir.join(local_filename);
+
     let response = reqwest::get(download_url).await?;
     let bytes = response.bytes().await?;
     let mut dest_file = AsyncFile::create(&full_path).await?;
     dest_file.write_all(&bytes).await?;
     println!("[AR] • File downloaded to: {:?}", full_path);
+
     if auto_update_supported {
-        let status;
-        if os_type.to_lowercase() == "Windows".to_lowercase() {
-            status = Command::new("explorer")
-                .arg(download_dir.display().to_string())
-                .status()
-                .await
-                .expect("[AR] • Failed to open downloads folder");
-        } else if os_type.to_lowercase() == "MacOS".to_lowercase() {
-            status = Command::new("open")
-                .arg(full_path.to_str().unwrap_or_default())
-                .status()
-                .await
-                .expect("[AR] • Failed to execute command");
-        } else {
-            status = Command::new(".")
-                .arg(full_path.to_str().unwrap_or_default())
-                .status()
-                .await
-                .expect("[AR] • Failed to execute command");
-        }
-        if status.success() {
-            println!("[AR] • File opened successfully!");
-        } else {
-            eprintln!("[AR] • Failed to open the file. Exit code: {:?}", status.code());
+        let result = match os_type.to_lowercase().as_str() {
+            "windows" => handle_windows_file(&full_path).await,
+            "macos" => open_macos_file(&full_path).await,
+            _ => open_default(&full_path).await,
+        };
+
+        match result {
+            Ok(_) => println!("[AR] • File opened successfully!"),
+            Err(e) => eprintln!("[AR] • Failed to open file: {e}"),
         }
     }
+
     Ok(())
-}
\ No newline at end of file
+}
+
+async fn handle_windows_file(path: &PathBuf) -> Result<(), Box<dyn std::error::Error>> {
+    let filename = path
+        .file_name()
+        .and_then(|f| f.to_str())
+        .unwrap_or_default()
+        .to_lowercase();
+
+    if filename.ends_with(".exe") || filename.ends_with(".msi") {
+        println!("[AR] • Detected installer: {}", filename);
+        run_windows_installer(path).await
+    } else {
+        open_windows_folder(path).await
+    }
+}
+
+async fn run_windows_installer(path: &PathBuf) -> Result<(), Box<dyn std::error::Error>> {
+    let installer_path = path.to_str().unwrap_or_default();
+
+    let status = if installer_path.ends_with(".msi") {
+        Command::new("msiexec")
+            .args(&["/i", installer_path, "/quiet"])
+            .status()
+            .await?
+    } else {
+        Command::new("cmd")
+            .args(&["/C", installer_path])
+            .status()
+            .await?
+    };
+
+    if status.success() {
+        println!("[AR] • Installer started successfully.");
+        Ok(())
+    } else {
+        Err(format!("Installer failed. Exit code: {:?}", status.code()).into())
+    }
+}
+
+async fn open_windows_folder(path: &PathBuf) -> Result<(), Box<dyn std::error::Error>> {
+    let folder = path.parent().unwrap_or(path);
+    let status = Command::new("explorer")
+        .arg(folder.display().to_string())
+        .status()
+        .await?;
+
+    if !status.success() {
+        Err(format!("Exit code: {:?}", status.code()).into())
+    } else {
+        Ok(())
+    }
+}
+
+async fn open_macos_file(path: &PathBuf) -> Result<(), Box<dyn std::error::Error>> {
+    let status = Command::new("open")
+        .arg(path.to_str().unwrap_or_default())
+        .status()
+        .await?;
+
+    if !status.success() {
+        Err(format!("Exit code: {:?}", status.code()).into())
+    } else {
+        Ok(())
+    }
+}
+
+async fn open_default(path: &PathBuf) -> Result<(), Box<dyn std::error::Error>> {
+    let status = Command::new(".")
+        .arg(path.to_str().unwrap_or_default())
+        .status()
+        .await?;
+
+    if !status.success() {
+        Err(format!("Exit code: {:?}", status.code()).into())
+    } else {
+        Ok(())
+    }
+}
diff --git a/packages/app-lib/src/state/db.rs b/packages/app-lib/src/state/db.rs
index bebcf5fb..fe81e412 100644
--- a/packages/app-lib/src/state/db.rs
+++ b/packages/app-lib/src/state/db.rs
@@ -1,5 +1,5 @@
-use crate::state::DirectoryInfo;
 use crate::ErrorKind;
+use crate::state::DirectoryInfo;
 use sqlx::sqlite::{
     SqliteConnectOptions, SqliteJournalMode, SqlitePoolOptions,
 };
@@ -87,14 +87,14 @@ LF -> c0de804f171b5530010edae087a6e75645c0e90177e28365f935c9fdd9a5c68e24850b8c14
 CRLF -> f8c55065e2563fa4738976eb13a052ae4c28da8d33143185550f6e1cee394a3243b1dca090b3e8bc50a93a8286a78c09
 LF -> c17542cb989a0466153e695bfa4717f8970feee185ca186a2caa1f2f6c5d4adb990ab97c26cacfbbe09c39ac81551704
 */
-pub(crate) async fn fix_version_hash(
-    eol: &str,
-) -> crate::Result<bool> {
+pub(crate) async fn apply_migration_fix(eol: &str) -> crate::Result<bool> {
     let started = Instant::now();
 
     // Create connection to the database without migrations
     let pool = connect_without_migrate().await?;
-    tracing::info!("⚙️  Patching Modrinth corrupted migration checksums using EOL standard: {eol}");
+    tracing::info!(
+        "⚙️  Patching Modrinth corrupted migration checksums using EOL standard: {eol}"
+    );
 
     // validate EOL input
     if eol != "lf" && eol != "crlf" {
diff --git a/packages/app-lib/src/util/utils.rs b/packages/app-lib/src/util/utils.rs
index 678ddb69..adebc3a6 100644
--- a/packages/app-lib/src/util/utils.rs
+++ b/packages/app-lib/src/util/utils.rs
@@ -26,7 +26,7 @@ pub fn read_package_json() -> io::Result<Launcher> {
 
 pub async fn apply_migration_fix(eol: &str) -> Result<bool> {
     tracing::info!("[AR] • Attempting to apply migration fix");
-    let patched = db::fix_version_hash(eol).await?;
+    let patched = db::apply_migration_fix(eol).await?;
     if patched {
         tracing::info!("[AR] • Successfully applied migration fix");
     } else {
@@ -43,7 +43,7 @@ pub async fn init_download(
 ) -> Result<()> {
     println!("[AR] • Initialize downloading from • {:?}", download_url);
     println!("[AR] • Save local file name • {:?}", local_filename);
-    if let Err(e) = update::download_file(
+    if let Err(e) = update::get_resource(
         download_url,
         local_filename,
         os_type,