Change your password directly in iPhone Settings
Open Settings on your iPhone, then tap Mail. Find the email account you want to change, tap it, then tap Account. Scroll down and tap Password. Delete the old password and type the new one, then tap Done. Your iPhone will verify the new password with your email provider's servers.
This method works for most email accounts — Gmail, Outlook, Yahoo, and others. The process takes about two minutes. If your iPhone shows an error after you enter the new password, wait a few seconds and try again, because the email provider's servers sometimes need a moment to register the change.
Key Takeaways
- You change your email password on iPhone through Settings > Mail > your account > Account > Password, not through the Mail app itself.
- Your new password must match what you set on your email provider's website — iPhone does not create a separate password for the account.
- If iPhone rejects your new password, wait a few seconds and try again, because the email provider's servers may not have processed the change yet.
- Changing your password on iPhone does not affect your password on other devices — you must update it on each phone, computer, or tablet separately.
- If you forgot your password entirely, you must reset it through your email provider's website before you can update it on iPhone.
What happens if you enter the wrong password
If you type a password that does not match what your email provider has on file, iPhone will show an error message like "Invalid Password" or "Authentication Failed". This does not lock your account or trigger a security alert — it straightforward means the password you entered does not work.
If this happens, double-check that you typed the new password correctly. Passwords are case-sensitive, so uppercase and lowercase letters matter. If you are certain you typed it right, go to your email provider's website (Gmail.com, Outlook.com, Yahoo.com, or wherever your account is) and confirm that the password change actually went through there. Sometimes a password change on the website does not complete, and iPhone is correctly rejecting an old password.
Update the password on other devices too
Changing your password on iPhone does not automatically change it on your Mac, iPad, Android phone, or any other device. Each device stores its own copy of your email password, and each one needs to be updated separately.
Go to Settings on each device and follow the same steps: Settings > Mail > your account > Account > Password. If you use a computer, open your email provider's app or website and update the password there. This is important for security — if one device is lost or stolen, changing your password on that device alone will not stop someone from accessing your email through your other devices.
When to change your email password
Change your password if you think someone else knows it, if you used the same password on multiple accounts and one of those accounts was breached, or if you have not changed it in over a year. You should also change it if you recently used your email on a public computer or a device you no longer own.
When you change your password, you are not locked out of your email on any device — you just need to update each device with the new password. This is different from resetting a forgotten password, which can take longer and may require you to verify your identity through a recovery email or phone number.
Passwords that iPhone will not accept
Some email providers have rules about what characters and length a password must have. Gmail requires at least 8 characters. Yahoo requires at least 8 characters and recommends mixing uppercase, lowercase, numbers, and symbols. Outlook has similar requirements.
If you create a password that is too short or does not include the characters your provider requires, the password change will fail on the provider's website before you even get to iPhone. Go back to your email provider's website and create a password that meets their rules, then update it on iPhone.
If your email account is not showing up in Mail Settings
If you do not see your email account listed under Settings > Mail, the account may not be set up on your iPhone yet. Tap Accounts & Passwords (just above Mail in Settings) and look there. If it is not there either, you will need to add the account first by tapping Add Account, choosing your email provider, and entering your email address and password.
Once the account is added and working, you can change the password using the steps above. If the account is set up but you still cannot find it, restart your iPhone and check again — sometimes accounts take a moment to appear after they are added.
What to do if you forgot your password
If you cannot remember your email password at all, you cannot change it on iPhone — you must reset it through your email provider first. Go to Gmail.com, Outlook.com, Yahoo.com, or your provider's website on a computer or another device. Look for a link like "Forgot password?" or "Can't access your account?" and follow the steps to reset it.
You will usually need to verify your identity by entering a recovery email address or phone number that you set up with the account. Once you have reset the password on the provider's website, come back to iPhone and update it in Settings using the new password.
Frequently Asked Questions
Does changing my password on iPhone change it everywhere?
No. Changing your password on iPhone only updates it on that iPhone. You must update it separately on your Mac, iPad, Android phone, and any other device that uses the account. Your email provider's website shows your actual password — all your devices are just storing a copy of it.
Will I lose my emails if I change my password?
No. Changing your password does not delete any emails or affect the messages already on your iPhone. It only updates the password iPhone uses to connect to your email account. Your emails stay on your provider's servers and on your device.
What if I change my password and then iPhone stops showing my emails?
This usually means iPhone is still trying to use the old password. Go back to Settings > Mail > your account > Account > Password and make sure the new password is entered correctly. If it is, wait a minute and check again — sometimes it takes a moment for the connection to update.
Can I use a different password on iPhone than on my email provider's website?
No. The password on iPhone must match exactly what your email provider has on file. If they do not match, iPhone cannot connect to your account. You set the password on your provider's website, and iPhone uses that same password to access your account.
Is it safe to store my password on my iPhone?
Yes, as long as your iPhone is password-protected. iPhone encrypts the password and stores it securely. If someone steals your iPhone but does not know your iPhone passcode, they cannot access your email password or your email account.