Circle with a line through it
![Teamviewer Into Mac Gray Screen Teamviewer Into Mac Gray Screen](/uploads/1/2/7/2/127298890/475629622.png)
Learn what to do if your Mac starts up to a circle with a line through it (prohibitory symbol).
May 20, 2018 If your Windows 10 computer/laptop has a black screen with only the mouse cursor showing then try these two easy options. Make sure to watch.
Question mark
Learn what to do if your Mac starts up to a question mark.
Blank (empty) screen
Learn what to do if your Mac starts up to a blank screen.
Apple logo
Learn what to do if your Mac starts up to an Apple logo or progress bar.
Globe with alert symbol
A globe with an exclamation point means that your Mac tried to start up from macOS Recovery over the Internet, but couldn't. Learn what to do if your Mac can't start up from macOS Recovery.
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Lock icon
If your Mac is using a firmware password, the lock icon appears when you try to start up from another disk or volume, such as an external drive or macOS Recovery. Enter the firmware password to continue.
System lock PIN code
Your Mac asks for a PIN code when it has been remotely locked using Find My. Enter the four-digit or six-digit passcode to continue.
![Teamviewer Into Mac Gray Screen Teamviewer Into Mac Gray Screen](/uploads/1/2/7/2/127298890/940614981.png)
Login window
At the login window, enter your user account password to log in to your Mac. If FileVault is turned on, this also unlocks your disk. You might see a default desktop picture in the background, which might change to your chosen desktop picture when you select your account.
Teamviewer Linux Black Screen
Thunderbolt, USB, or FireWire symbol
A large Thunderbolt , USB , or FireWire symbol against a dark background means that your Mac is in target disk mode.
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Learn more
Teamviewer Into Mac Gray Screen On Startup
- Learn what to do if your Mac displays a message that it restarted because of a problem.
- Learn what do do if your Mac continuously restarts.
- When starting up from Windows using Boot Camp, your Mac doesn't show an Apple logo or the other macOS screens in this article.