diff --git a/js/app.js b/js/app.js
index 7ad300f..ae5f729 100644
--- a/js/app.js
+++ b/js/app.js
@@ -425,7 +425,7 @@ function genPreset(len, chars) {
     genPwd();
     playSound('click');
 }
-function genPwd() { const l = parseInt(document.getElementById('pwdLen').value); let c = ''; if (document.getElementById('useUpper').checked) c += 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'; if (document.getElementById('useLower').checked) c += 'abcdefghijklmnopqrstuvwxyz'; if (document.getElementById('useNum').checked) c += '0123456789'; if (document.getElementById('useSym').checked) c += '!@#$%^&*()_+-=[]{}|;:,.<>?'; if (!c) { document.getElementById('genPreview').textContent = 'Select option'; return; } let p = ''; const arr = new Uint32Array(l); crypto.getRandomValues(arr); for (let i = 0; i < l; i++) p += c.charAt(arr[i] % c.length); genPwdVal = p; document.getElementById('genPreview').textContent = p; }
+function genPwd() { const l = parseInt(document.getElementById('pwdLen').value); let c = ''; if (document.getElementById('useUpper').checked) c += 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'; if (document.getElementById('useLower').checked) c += 'abcdefghijklmnopqrstuvwxyz'; if (document.getElementById('useNum').checked) c += '0123456789'; if (document.getElementById('useSym').checked) c += '!@#$%^&*()_+-=[]{}|;:,.<>?'; if (!c) { document.getElementById('genPreview').textContent = 'Select option'; return; } let p = ''; const max = 256 - (256 % c.length); const buf = new Uint8Array(1); for (let i = 0; i < l; i++) { do { crypto.getRandomValues(buf); } while (buf[0] >= max); p += c.charAt(buf[0] % c.length); } genPwdVal = p; document.getElementById('genPreview').textContent = p; }
 function useGen() {
   if (!genPwdVal) genPwd();
   // Put the generated password into the add‑modal’s password field