MacBook Pro powers up but no screen display visible

According to Apple:

If your Mac starts up to a blank screen:

A blank screen (black, gray, or blue) should appear once or more during startup. If your Mac appears to be stuck on a blank screen, follow these steps.

Try to start up from macOS Recovery:

If your Mac seems to be turned on but the screen remains blank, follow the appropriate steps depending on whether you're using a Mac with Apple silicon. If you're not sure, you can try it both ways.

Apple silicon:

1. Press and hold the power button for about 10 seconds, until you see the startup options window, which includes a gear icon labeled Options. Select Options, then click Continue.
2. If you never see the startup options window, release the power button, then repeat step 1.

Intel processor:

1. Press and hold the power button for about 10 seconds.
2. Press and release the power button, then immediately press and hold Command (⌘)-R until you see an Apple logo () or other image.

If you can start up from macOS Recovery:

If you started up from macOS Recovery, you should see a utilities window that includes Disk Utility. Select ➢ Disk Utility, then click Continue and follow the steps in this article:

Use Disk Utility to repair your startup disk

• If Disk Utility found no errors, reinstall macOS.
• If Disk Utility found errors and repaired them, restart your Mac.
• If the issue returns after restarting, reinstall macOS.

If you can't start up from macOS Recovery:

If you can't start up from macOS Recovery, your Mac might not be turning on at all:

Click ▶︎ If your Mac doesn't turn on for step-by-step instructions.

Contact us:

If the issue continues, contact Apple Support:

• Chat now or call 1-800-APLCARE.
• International Support.

Click ▶︎ macOS User Guide. 📖