Safe Mode in macOS is a diagnostic mode that allows users to troubleshoot and resolve various issues with their Mac computers. Whether you're experiencing startup problems, software conflicts, or other issues, booting into Safe Mode can help isolate and fix the underlying causes. In this guide, we'll walk you through the steps to start macOS in Safe Mode.

Starting macOS in Safe Mode:

1. Shut Down Your Mac: If your Mac is currently running, shut it down by selecting "Shut Down" from the Apple menu in the top-left corner of the screen.

2. Start Your Mac: Press the power button to turn on your Mac.

3. Press and Hold the Shift Key: Immediately after pressing the power button, press and hold the "Shift" key on your keyboard.

4. Release the Shift Key: Continue holding the "Shift" key until you see the Apple logo and progress bar on the screen. This indicates that your Mac is starting up in Safe Mode.

5. Login to Safe Mode: Once macOS has finished booting into Safe Mode, you'll be prompted to log in with your user account. Enter your username and password to access Safe Mode.

6. Confirm Safe Mode: To confirm that you're in Safe Mode, look for the words "Safe Boot" in the login window or in the top-right corner of the screen.

7. Use macOS in Safe Mode: You can now use macOS in Safe Mode to troubleshoot and resolve any issues you may be experiencing. Safe Mode disables certain system extensions and startup items, which can help identify and fix software-related problems.

8. Restart Your Mac: When you're finished troubleshooting in Safe Mode, restart your Mac to exit Safe Mode and boot back into normal mode.

Conclusion:

Starting macOS in Safe Mode provides a valuable tool for diagnosing and resolving various issues with your Mac computer. By following the steps outlined in this guide, you can easily boot into Safe Mode to troubleshoot startup problems, software conflicts, and other issues. Safe Mode offers a secure environment to identify and fix problems without risking further damage to your Mac's operating system.