When you turn on your Mac, you are usually greeted by a minimalist Apple logo and a progress bar. This clean interface is visually pleasing, but it completely hides the complex sequence of system checks, driver loads, and kernel initialisations happening in the background.
If your Mac is freezing halfway through the progress bar, experiencing a kernel panic on startup, or simply taking an eternity to reach the login screen, that minimalist Apple logo is useless for troubleshooting. You need to see exactly what the operating system is doing at the exact moment it fails.
This is where Verbose Boot comes in. By enabling Verbose Mode, macOS replaces the Apple logo with a scrolling text console that displays every single command and process as it loads. This guide explains how to enable Verbose Boot on both Intel and Apple Silicon Macs to diagnose startup issues.
How to Enable Verbose Boot on Intel Macs
If you are using an older Mac powered by an Intel processor (generally models from 2020 and earlier), enabling Verbose Mode is a simple, temporary keyboard shortcut.
- Ensure your Mac is completely turned off.
- Press the Power button to turn it on.
- Immediately press and hold the Command (⌘) + V keys on your keyboard.
- Keep holding the keys until you see white text begin to scroll rapidly down a black screen.
- Release the keys.
The Mac will continue to boot. If it freezes, the last few lines of text on the screen will indicate exactly which kernel extension, driver, or background service is causing the failure. You can take a photo of this text with your smartphone and research the error code.
Note: This method is temporary. The next time you restart your Mac normally, it will revert to the standard Apple logo.
How to Enable Verbose Boot on Apple Silicon Macs (M1/M2/M3)
Apple fundamentally changed how the boot process works on Macs equipped with Apple Silicon (M-series chips). The traditional Command + V shortcut no longer works on these machines. To use Verbose Mode on a modern Mac, you must configure it via the recovery environment.
- Ensure your Apple Silicon Mac is completely turned off.
- Press and hold the Power button (or Touch ID button). Continue holding it even after the screen turns on.
- Release the button when the screen says “Loading startup options…”
- Click on Options (the gear icon) and click Continue.
- If prompted, select your administrator account and enter your password to access macOS Recovery.
- Once in the Recovery app, ignore the main menu. Instead, move your mouse to the top menu bar, click Utilities, and select Terminal.
- In the Terminal window, type the following command exactly:
nvram boot-args="-v" - Press Enter.
- Close the Terminal window, click on the Apple menu in the top left corner, and select Restart.
Your Apple Silicon Mac will now boot in Verbose Mode. Because this method writes a permanent boot argument to your Mac’s NVRAM, it will boot in Verbose Mode every single time you restart.
How to Disable Verbose Boot on Apple Silicon
Once you have diagnosed your startup issue, you will likely want the standard Apple logo back. To disable the permanent Verbose Mode on an Apple Silicon Mac, you must clear your NVRAM settings.
- Boot back into macOS Recovery using the same method as above (hold the power button).
- Open the Terminal from the Utilities menu.
- Type the following command to delete the boot arguments:
nvram -d boot-args - Press Enter.
- Restart your Mac.
Your Mac will now return to its standard, silent boot sequence. By knowing how to trigger Verbose Mode, you can bypass the guesswork and instantly identify the software conflicts preventing your Mac from starting.