diff --git a/module/common/get_extra.sh b/module/common/get_extra.sh
index 72267b6..6d628f2 100644
--- a/module/common/get_extra.sh
+++ b/module/common/get_extra.sh
@@ -68,12 +68,13 @@ get_update() {
 }
 
 install_update() {
+    PATH=/data/adb/ap/bin:/data/adb/ksu/bin:/data/adb/magisk:$PATH
     if command -v magisk >/dev/null 2>&1; then
-        magisk --install-module "$MODPATH/tmp/module.zip"
+        magisk --install-module "$MODPATH/tmp/module.zip" || exit 1
     elif command -v apd >/dev/null 2>&1; then
-        apd module install "$MODPATH/tmp/module.zip"
+        apd module install "$MODPATH/tmp/module.zip" || exit 1
     elif command -v ksud >/dev/null 2>&1; then
-        ksud module install "$MODPATH/tmp/module.zip"
+        ksud module install "$MODPATH/tmp/module.zip" || exit 1
     else
         exit 1
     fi
diff --git a/module/webui/locales/A-template.json b/module/webui/locales/A-template.json
index f0074a9..2091a0d 100644
--- a/module/webui/locales/A-template.json
+++ b/module/webui/locales/A-template.json
@@ -89,7 +89,7 @@
         "download_fail": "Fail to download update",
         "installing": "Installing update...",
         "installed": "Installed successfully, reboot now.",
-        "install_fail": "Fail to install, please update manual",
+        "install_fail": "Fail to install, please update manually",
         "rebooting": "Rebooting...",
         "reboot_fail": "Fail to reboot, please reboot manually",
         "custom_key_set": "Custom keybox set successfully",
diff --git a/module/webui/locales/en-US.json b/module/webui/locales/en-US.json
index f0074a9..2091a0d 100644
--- a/module/webui/locales/en-US.json
+++ b/module/webui/locales/en-US.json
@@ -89,7 +89,7 @@
         "download_fail": "Fail to download update",
         "installing": "Installing update...",
         "installed": "Installed successfully, reboot now.",
-        "install_fail": "Fail to install, please update manual",
+        "install_fail": "Fail to install, please update manually",
         "rebooting": "Rebooting...",
         "reboot_fail": "Fail to reboot, please reboot manually",
         "custom_key_set": "Custom keybox set successfully",
diff --git a/module/webui/scripts/update.js b/module/webui/scripts/update.js
index 549481e..ca74dff 100644
--- a/module/webui/scripts/update.js
+++ b/module/webui/scripts/update.js
@@ -160,12 +160,11 @@ function setupUpdateMenu() {
     installButton.addEventListener('click', async () => {
         try {
             showPrompt("prompt.installing");
-            setTimeout(async () => {
-                await execCommand(`sh ${basePath}common/get_extra.sh --install-update`);
-                showPrompt("prompt.installed");
-                installButton.style.display = "none";
-                rebootButton.style.display = "flex";
-            }, 300);
+            await new Promise(resolve => setTimeout(resolve, 300));
+            await execCommand(`sh ${basePath}common/get_extra.sh --install-update`);
+            showPrompt("prompt.installed");
+            installButton.style.display = "none";
+            rebootButton.style.display = "flex";
         } catch (error) {
             showPrompt("prompt.install_fail", false);
             console.error('Fail to execute installation script:', error);
@@ -176,9 +175,8 @@ function setupUpdateMenu() {
     rebootButton.addEventListener('click', async () => {
         try {
             showPrompt("prompt.rebooting");
-            setTimeout(async () => {
-                await execCommand("svc power reboot");
-            }, 1000);
+            await new Promise(resolve => setTimeout(resolve, 1000));
+            await execCommand("svc power reboot");
         } catch (error) {
             showPrompt("prompt.reboot_fail", false);
             console.error('Fail to reboot:', error);