You're here because you saw the following message when opening the Twitter for iPhone app:
To resolve this issue, you'll need to follow the steps below to re-enter your account password in your iOS Settings:
1. Go to your iPhone's Settings app.
2. Tap Twitter.
3. Tap the username of the account that you saw the error message on.
4. Re-enter your password.
5. Tap Done in the top right corner of the screen.
Need to reset your password?