When you first set up Messages on your Mac, you're asked to sign in to your iMessage account with your Apple ID. Messages then automatically attempts to sign in every time you open it. Signing in to FaceTime is similar. If either app doesn't sign in successfully, try these solutions.
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Check your Internet connection
Make sure that your Mac is connected to the Internet. You should be able to load web pages or receive email, for example.
I don't know what is happening. When I got my macbook pro, about a month ago I set it so that it asks for password when it's coming out of sleep mode. Well it always worked fine, but recently I guess I made it so that it also asks for user name. It was working fine. Last night,I used my laptop until the battery died. Today at school, I plugged in my macbook pro and now I can't log in.
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Check for a service outage
Check the Apple System Status page for a temporary outage affecting iMessage or FaceTime.
Check your Date & Time settings
Choose Apple menu () > System Preferences, then click Date & Time. Make sure that the date, time, and time zone are correct.
If the ”Set date and time automatically” checkbox is selected, deselect it and select it again. (If the checkbox is dimmed, click and enter your administrator password.)
Make sure that your software is up to date
Best ssd for macbook pro. Learn how to update your Mac software. Software updates can improve the stability, compatibility, and security of your Mac, and might also resolve the issue.
Check your Apple ID
To make sure that your Apple ID and password are correct, go to the Apple ID account page and sign in with the same Apple ID that you're using with Messages and FaceTime. If that works, open the app and take these steps:
Messages: Choose Messages > Preferences, then click Accounts. Select your iMessage account, then click Sign Out. Now sign in again with the same Apple ID you used on the Apple ID account page.
FaceTime: Choose FaceTime > Preferences. In the Settings tab, click Sign Out. Then sign in again with the same Apple ID you used on the Apple ID account page.
Reset NVRAM
In case the issue is related to any of the settings stored in NVRAM, reset NVRAM on your Mac.
Check for third-party software
If you installed firewall, security, VPN, or other third-party networking software, make sure that the software isn't blocking any of the network ports used by iMessage and FaceTime. If necessary, disable the software and then try using your iMessage account or FaceTime again.
Learn more
Learn what to do if you have other FaceTime issues.
FaceTime is not available in all countries or regions.
The password of your macOS user account is also known as your login password. It's the password that you use to log in to your Mac and make certain changes, such as installing software.
Change your password
If you know your password and can use it to log in to your account, you can change your password in Users & Groups preferences:
Choose System Preferences from the Apple menu, then click Users & Groups.
Select your user name from the list of users.
Click the Change Password button, then follow the onscreen instructions.
Reset your password
If you don't remember your password, or it isn't working, you might be able to reset it using one of the methods described below. But first try these simpler solutions:
Make sure that you're typing the correct uppercase or lowercase characters. If your keyboard has Caps Lock turned on, the password field shows a Caps Lock symbol .
If the password field shows a question mark, click it to display a password hint that might help you to remember.
Try to log in without a password. If that works, you can then add a password by following the steps to change your password.
Try to log in with the Apple ID password that you use for iCloud. If you just changed that password and the new password isn't working, try the old password first. If that works, you should be able to use the new password from then on.
Reset using your Apple ID
In some macOS versions, you can use your Apple ID to reset your login password. At the login screen, keep entering a password until you see a message saying that you can reset your password using Apple ID. If you don't see the message after three attempts, your account isn't set up to allow resetting with Apple ID.
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Click next to the Apple ID message, then follow the onscreen instructions to enter your Apple ID and create a new password. You'll be asked to restart when done.
Log in with your new password.
Determine whether to create a new login keychain.
Reset using another admin account
If you know the name and password of an admin account on your Mac, you can use that account to reset the password.
Log in with the name and password of the other admin account.
Choose System Preferences from the Apple menu, then click Users & Groups.
Click , then enter the admin name and password again.
Select your user name from the list of users.
Click the Reset Password button, then follow the onscreen instructions to create a new password:
Choose Log Out from the Apple menu.
Log in to your account using your new password.
Determine whether to create a new login keychain.
Reset using the Reset Password assistant (FileVault must be on)
If FileVault is turned on, you might be able to reset your password using the Reset Password assistant:
Wait up to a minute at the login screen, until you see a message saying that you can use the power button on your Mac to shut down and start up again in Recovery OS. If you don't see this message, FileVault isn't on.
Press and hold the power button until your Mac turns off.
Press the power button again to turn on your Mac.
When the Reset Password window appears, follow the onscreen instructions to create a new password. If you need to connect to Wi-Fi, move your pointer to the top of the screen and use the Wi-Fi menu to connect. To exit without resetting your password, choose Apple menu > Restart.
When done, click Restart.
If you were able to reset your password with the Reset Password assistant, log in to your account using your new password.
Determine whether to create a new login keychain.
Reset using your Recovery Key (FileVault must be on)
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If FileVault is turned on and you have a FileVault Recovery Key, you can use that key to reset your password.
At the login screen, keep entering a password until you see a message saying that you can reset your password using your Recovery Key. If you don't see the message after three attempts, FileVault isn't on.
Click next to the message. The password field changes to a Recovery Key field.
Enter your Recovery Key. Use uppercase characters, and include the hyphens.
Follow the onscreen instructions to create a new password, then click Reset Password when done.
Determine whether to create a new login keychain.
If you can't log in with your new password after restarting your Mac, take these additional steps:
Restart again, then immediately hold down Command-R or one of the other macOS Recovery key combinations until you see the Apple logo or a spinning globe.
When you see the macOS Utilities window, choose Utilities > Terminal from the menu bar.
In the Terminal window, type resetpassword, then press Return to open the Reset Password assistant pictured above.
Select ”My password doesn't work when logging in,” then click Next and follow the onscreen instructions for your user account.
Create a new login keychain, if necessary
After resetting your password and logging back in to your account, you might see an alert that the system was unable to unlock your login keychain. This is expected, because the passwords for your user account and login keychain no longer match. Just click the Create New Keychain button in the alert.
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If you didn't see an alert about your login keychain, or you see other messages asking for your old password, reset your keychain manually:
Open Keychain Access, which is in the Utilities folder of your Applications folder.
Choose Preferences from the Keychain Access menu, then click the Reset My Default Keychain button in the preferences window. After you enter your new password, Keychain Access creates an empty login keychain with no password. Click OK to confirm. If you don't see a Reset My Default keychain button, close the preferences window and select the “login” keychain from the left side of the Keychain Access window. Press the Delete key, then click Delete References.
Choose Log Out from the Apple menu to return to the login screen.
Log in to your account using your new password. Your account password and login keychain password now match again.
If you still can't log in
If you still can't log in with your password, contact Apple Support for help.