diff --git a/electron/appInfo.js b/electron/appInfo.js
index 84e4c19..4937129 100644
--- a/electron/appInfo.js
+++ b/electron/appInfo.js
@@ -1,4 +1,4 @@
 const appName = "EZPPLauncher";
-const appVersion = "2.1.5";
+const appVersion = "2.1.6";
 
 module.exports = { appName, appVersion };
diff --git a/electron/osuUtil.js b/electron/osuUtil.js
index fe334b8..67e7a6c 100644
--- a/electron/osuUtil.js
+++ b/electron/osuUtil.js
@@ -271,6 +271,21 @@ async function downloadEZPPLauncherUpdateFiles(osuPath, updateFiles) {
   const eventEmitter = new EventEmitter();
 
   const startDownload = async () => {
+    //NOTE: delete files that are not in the updateFiles array
+    const foldersToPrune = updateFiles.map(file => path.dirname(path.join(osuPath, ...file.folder.split("/"), file.name))).filter((folder, index, self) => self.indexOf(folder) === index);
+    for (const pruneFolder of foldersToPrune) {
+      //NOTE: check if the folder is not the osu root folder.
+      if (path.basename(pruneFolder) == "osu!")
+        continue;
+      for (const files of await fs.promises.readdir(pruneFolder)) {
+        const filePath = path.join(pruneFolder, files);
+        if (!updateFiles.some(file => path.join(osuPath, ...file.folder.split("/"), file.name) === filePath)) {
+
+          await fs.promises.rm(filePath, { recursive: true, force: true });
+        }
+      }
+    }
+
     for (const updateFile of updateFiles) {
       try {
         const filePath = path.join(
diff --git a/main.js b/main.js
index e7e0a3d..7fd6650 100644
--- a/main.js
+++ b/main.js
@@ -430,6 +430,12 @@ function registerIPCPipes() {
     return config.all();
   });
 
+  ipcMain.handle("ezpplauncher:checkUpdate", async (e) => {
+    const updateInfo = await updateAvailable();
+    if (updateInfo.update)
+      mainWindow.webContents.send("ezpplauncher:update", updateInfo.release);
+  });
+
   ipcMain.handle("ezpplauncher:exitAndUpdate", async (e) => {
     await shell.openExternal(releasesUrl);
     app.exit();
@@ -523,9 +529,8 @@ function registerIPCPipes() {
             progress: Math.ceil(data.progress),
           });
           mainWindow.webContents.send("ezpplauncher:launchstatus", {
-            status: `Downloading ${data.fileName}(${formatBytes(data.loaded)}/${
-              formatBytes(data.total)
-            })...`,
+            status: `Downloading ${data.fileName}(${formatBytes(data.loaded)}/${formatBytes(data.total)
+              })...`,
           });
         });
         await updateDownloader.startDownload();
@@ -578,9 +583,8 @@ function registerIPCPipes() {
               progress: Math.ceil(data.progress),
             });
             mainWindow.webContents.send("ezpplauncher:launchstatus", {
-              status: `Downloading ${data.fileName}(${
-                formatBytes(data.loaded)
-              }/${formatBytes(data.total)})...`,
+              status: `Downloading ${data.fileName}(${formatBytes(data.loaded)
+                }/${formatBytes(data.total)})...`,
             });
           });
           await patcherDownloader.startDownload();
@@ -714,8 +718,7 @@ function registerIPCPipes() {
           const osuGameplayFile = path.join(osuPath, "osu!gameplay.dll");
           if (isWritable(osuUIFile) && isWritable(osuGameplayFile)) {
             logger.log(
-              `Cleanup complete, took ${
-                ((performance.now() - timeStart) / 1000).toFixed(3)
+              `Cleanup complete, took ${((performance.now() - timeStart) / 1000).toFixed(3)
               } seconds.`,
             );
             clearInterval(cleanup);
@@ -819,10 +822,6 @@ function createWindow() {
   // Emitted when the window is ready to be shown
   // This helps in showing the window gracefully.
   mainWindow.once("ready-to-show", async () => {
-    const updateInfo = await updateAvailable();
-    if (updateInfo.update) {
-      mainWindow.webContents.send("ezpplauncher:update", updateInfo.release);
-    }
     mainWindow.show();
     mainWindow.focus();
   });
diff --git a/package-lock.json b/package-lock.json
index f759658..ce3eb4f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -24,7 +24,7 @@
         "regedit-rs": "^1.0.2",
         "semver": "^7.5.4",
         "svelte-french-toast": "^1.2.0",
-        "sweetalert2": "^11.10.3",
+        "sweetalert2": "^11.10.8",
         "systeminformation": "^5.21.22"
       },
       "devDependencies": {
@@ -8533,9 +8533,9 @@
       "dev": true
     },
     "node_modules/sweetalert2": {
-      "version": "11.10.7",
-      "resolved": "https://registry.npmjs.org/sweetalert2/-/sweetalert2-11.10.7.tgz",
-      "integrity": "sha512-5Jlzrmaitay6KzU+2+LhYu9q+L4v/dZ8oZyEDH14ep0C/QilCnFLHmqAyD/Lhq/lm5DiwsOs6Tr58iv8k3wyGg==",
+      "version": "11.10.8",
+      "resolved": "https://registry.npmjs.org/sweetalert2/-/sweetalert2-11.10.8.tgz",
+      "integrity": "sha512-oAkYROBfXBY+4sVbQEIcN+ZxAx69lsmz5WEBwdEpyS4m59vOBNlRU5/fJpAI1MVfiDwFZiGwVzB/KBpOyfLNtg==",
       "funding": {
         "type": "individual",
         "url": "https://github.com/sponsors/limonte"
diff --git a/package.json b/package.json
index 3505afb..0c313d0 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ezpplauncher-next",
-  "version": "2.1.5",
+  "version": "2.1.6",
   "description": "EZPPLauncher rewritten with Svelte.",
   "private": false,
   "license": "MIT",
@@ -51,7 +51,7 @@
     "regedit-rs": "^1.0.2",
     "semver": "^7.5.4",
     "svelte-french-toast": "^1.2.0",
-    "sweetalert2": "^11.10.3",
+    "sweetalert2": "^11.10.8",
     "systeminformation": "^5.21.22"
   },
   "devDependencies": {
diff --git a/preload.js b/preload.js
index 3270108..966e88e 100644
--- a/preload.js
+++ b/preload.js
@@ -82,6 +82,10 @@ window.addEventListener("settings-set", async (e) => {
   await ipcRenderer.invoke("ezpplauncher:settings-set", e.detail);
 });
 
+window.addEventListener("updateCheck", async () => {
+  await ipcRenderer.invoke("ezpplauncher:checkUpdate");
+})
+
 window.addEventListener("updateExit", async () => {
   await ipcRenderer.invoke("ezpplauncher:exitAndUpdate");
 });
diff --git a/src/App.svelte b/src/App.svelte
index baf18b7..be07f01 100644
--- a/src/App.svelte
+++ b/src/App.svelte
@@ -66,6 +66,8 @@
     window.dispatchEvent(new CustomEvent("updateExit"));
   });
 
+  window.dispatchEvent(new CustomEvent("updateCheck"));
+
   window.addEventListener("open-settings", (e) => {
     currentPage.set(Page.Settings);
   });