Account security and preferences ​

Secure your account ​

1. Open security settings from the account menu.
2. Change your password regularly and do not reuse it across services.
3. Enable two-factor authentication when a stronger sign-in step is needed.
4. Store recovery information safely and verify access before changing devices.

Sign-in problems ​

• Use the password recovery flow when you cannot remember your password.
• Sign in again after a session expires.
• Check the mailbox, spam folder, and sending cooldown when a verification message is delayed.

Language and theme ​

1. Open the preferences entry.
2. Choose Simplified Chinese, English, or Traditional Chinese.
3. Choose the theme that works best for your environment.
4. Signed-in preferences are synchronized with your account.

Notes ​

• Never share passwords, two-factor secrets, or recovery information.
• Sign out after using a shared device.
• Recheck public shares and collaboration invitations after changing account security.