diff --git a/packages/create-fes-app/templates/app/h5/.prettierrc b/packages/create-fes-app/templates/app/h5/.prettierrc
new file mode 100644
index 00000000..29ed0c41
--- /dev/null
+++ b/packages/create-fes-app/templates/app/h5/.prettierrc
@@ -0,0 +1,4 @@
+{
+    "singleQuote": true,
+    "trailingComma": "none"
+}
\ No newline at end of file
diff --git a/packages/create-fes-app/templates/app/pc/.prettierrc b/packages/create-fes-app/templates/app/pc/.prettierrc
new file mode 100644
index 00000000..29ed0c41
--- /dev/null
+++ b/packages/create-fes-app/templates/app/pc/.prettierrc
@@ -0,0 +1,4 @@
+{
+    "singleQuote": true,
+    "trailingComma": "none"
+}
\ No newline at end of file
diff --git a/packages/fes-plugin-layout/src/node/helper.js b/packages/fes-plugin-layout/src/node/helper.js
index a14a01e6..4c39f8f6 100644
--- a/packages/fes-plugin-layout/src/node/helper.js
+++ b/packages/fes-plugin-layout/src/node/helper.js
@@ -6,7 +6,7 @@ const matchName = (config, name) => {
         for (let i = 0; i < config.length; i++) {
             const item = config[i];
             if (item.meta && item.meta.name === name) {
-                res = item.meta || {};
+                res = item.meta;
                 res.path = item.path;
                 break;
             }
@@ -68,10 +68,10 @@ export function getIconsFromMenu(data) {
         return [];
     }
     let icons = [];
-    (data || []).forEach((item = { path: '/' }) => {
+    data.forEach((item = { path: '/' }) => {
         if (item.icon) {
             const { icon } = item;
-            if (icon && icon.type === 'icon') {
+            if (icon.type === 'icon') {
                 icons.push(icon.name);
             }
         }
diff --git a/packages/fes-plugin-qiankun/src/main/modifyRoutes.js b/packages/fes-plugin-qiankun/src/main/modifyRoutes.js
index e113728b..62f691d7 100644
--- a/packages/fes-plugin-qiankun/src/main/modifyRoutes.js
+++ b/packages/fes-plugin-qiankun/src/main/modifyRoutes.js
@@ -45,7 +45,7 @@ function modifyRoutesWithAttachMode({
 export default function modifyRoutes({ api, namespace }) {
     api.modifyRoutes((routes) => {
         const { router, base } = api.config;
-        const masterHistoryType = (router && router?.mode) || defaultHistoryType;
+        const masterHistoryType = (router && router.mode) || defaultHistoryType;
 
         modifyRoutesWithAttachMode({
             routes,
diff --git a/packages/fes-preset-built-in/src/plugins/commands/build/index.js b/packages/fes-preset-built-in/src/plugins/commands/build/index.js
index 94ec4a75..ef07f0e0 100644
--- a/packages/fes-preset-built-in/src/plugins/commands/build/index.js
+++ b/packages/fes-preset-built-in/src/plugins/commands/build/index.js
@@ -39,7 +39,7 @@ export default function (api) {
             try {
                 // clear output path before exec build
                 if (process.env.CLEAR_OUTPUT !== 'none') {
-                    if (paths.absOutputPath && existsSync(paths.absOutputPath || '')) {
+                    if (paths.absOutputPath && existsSync(paths.absOutputPath)) {
                         logger.debug(`Clear OutputPath: ${paths.absNodeModulesPath}`);
                         rimraf.sync(paths.absOutputPath);
                     }
diff --git a/packages/fes-preset-built-in/src/plugins/misc/route/index.js b/packages/fes-preset-built-in/src/plugins/misc/route/index.js
index 7e3311af..73cfb844 100644
--- a/packages/fes-preset-built-in/src/plugins/misc/route/index.js
+++ b/packages/fes-preset-built-in/src/plugins/misc/route/index.js
@@ -163,7 +163,7 @@ const rank = function (routes) {
             rank(item.children);
         }
     });
-    routes = routes.sort((a, b) => b.count - a.count);
+    routes.sort((a, b) => b.count - a.count);
 };
 
 const getRoutes = function ({ config, absPagesPath }) {