diff --git a/app/config/open.ts b/app/config/open.ts
index 4575383a..d2836dca 100644
--- a/app/config/open.ts
+++ b/app/config/open.ts
@@ -1,83 +1,77 @@
 import {shell} from 'electron';
 import {cfgPath} from './paths';
 import {Registry, loadRegistry} from '../utils/registry';
+import {exec} from 'child_process';
+
+const getUserChoiceKey = () => {
+  if (!loadRegistry()) return;
+  try {
+    // Load FileExts keys for .js files
+    const fileExtsKeys = Registry.openKey(
+      Registry.HKCU,
+      'Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\FileExts\\.js',
+      Registry.Access.READ
+    );
+    const keys = fileExtsKeys ? Registry.enumKeyNames(fileExtsKeys) : [];
+    Registry.closeKey(fileExtsKeys);
+
+    // Find UserChoice key
+    const userChoice = keys.find((k) => k.endsWith('UserChoice'));
+    return userChoice
+      ? `Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\FileExts\\.js\\${userChoice}`
+      : userChoice;
+  } catch (error) {
+    console.error(error);
+    return;
+  }
+};
+
+const hasDefaultSet = () => {
+  if (!loadRegistry()) return false;
+  const userChoice = getUserChoiceKey();
+  if (!userChoice) return false;
+
+  try {
+    // Load key values
+    const userChoiceKey = Registry.openKey(Registry.HKCU, userChoice, Registry.Access.READ)!;
+    const values: string[] = Registry.enumValueNames(userChoiceKey).map(
+      (x) => (Registry.queryValue(userChoiceKey, x) as string) || ''
+    );
+    Registry.closeKey(userChoiceKey);
+
+    // Look for default program
+    const hasDefaultProgramConfigured = values.every(
+      (value) => value && typeof value === 'string' && !value.includes('WScript.exe') && !value.includes('JSFile')
+    );
+
+    return hasDefaultProgramConfigured;
+  } catch (error) {
+    console.error(error);
+    return false;
+  }
+};
+
+// This mimics shell.openItem, true if it worked, false if not.
+const openNotepad = (file: string) =>
+  new Promise<boolean>((resolve) => {
+    exec(`start notepad.exe ${file}`, (error) => {
+      resolve(!error);
+    });
+  });
 
 export default () => {
   // Windows opens .js files with  WScript.exe by default
   // If the user hasn't set up an editor for .js files, we fallback to notepad.
   if (process.platform === 'win32') {
-    // eslint-disable-next-line @typescript-eslint/no-var-requires
-    const {exec} = require('child_process') as typeof import('child_process');
-
-    const getUserChoiceKey = async () => {
-      if (!loadRegistry()) return;
-      try {
-        // Load FileExts keys for .js files
-        const fileExtsKeys = Registry.openKey(
-          Registry.HKCU,
-          'Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\FileExts\\.js',
-          Registry.Access.READ
-        );
-        const keys = fileExtsKeys ? Registry.enumKeyNames(fileExtsKeys) : [];
-        Registry.closeKey(fileExtsKeys);
-
-        // Find UserChoice key
-        const userChoice = keys.find((k) => k.endsWith('UserChoice'));
-        return userChoice
-          ? `Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\FileExts\\.js\\${userChoice}`
-          : userChoice;
-      } catch (error) {
-        console.error(error);
-        return;
+    try {
+      if (hasDefaultSet()) {
+        return shell.openPath(cfgPath).then((error) => error === '');
       }
-    };
-
-    const hasDefaultSet = async () => {
-      if (!loadRegistry()) return false;
-      const userChoice = await getUserChoiceKey();
-      if (!userChoice) return false;
-
-      try {
-        // Load key values
-        const userChoiceKey = Registry.openKey(Registry.HKCU, userChoice, Registry.Access.READ)!;
-        const values: string[] = Registry.enumValueNames(userChoiceKey).map(
-          (x) => (Registry.queryValue(userChoiceKey, x) as string) || ''
-        );
-        Registry.closeKey(userChoiceKey);
-
-        // Look for default program
-        const hasDefaultProgramConfigured = values.every(
-          (value) => value && typeof value === 'string' && !value.includes('WScript.exe') && !value.includes('JSFile')
-        );
-
-        return hasDefaultProgramConfigured;
-      } catch (error) {
-        console.error(error);
-        return false;
-      }
-    };
-
-    // This mimics shell.openItem, true if it worked, false if not.
-    const openNotepad = (file: string) =>
-      new Promise<boolean>((resolve) => {
-        exec(`start notepad.exe ${file}`, (error) => {
-          resolve(!error);
-        });
-      });
-
-    return hasDefaultSet()
-      .then((yes) => {
-        if (yes) {
-          return shell.openPath(cfgPath).then((error) => error === '');
-        }
-        console.warn('No default app set for .js files, using notepad.exe fallback');
-        return openNotepad(cfgPath);
-      })
-      .catch((err) => {
-        console.error('Open config with default app error:', err);
-        return openNotepad(cfgPath);
-      });
-  } else {
-    return Promise.resolve(shell.openPath(cfgPath).then((error) => error === ''));
+      console.warn('No default app set for .js files, using notepad.exe fallback');
+    } catch (err) {
+      console.error('Open config with default app error:', err);
+    }
+    return openNotepad(cfgPath);
   }
+  return shell.openPath(cfgPath).then((error) => error === '');
 };