A NVRAM/PRAM reset is ALWAYS needed on my MacBook Pro to get the camera to work

Please try the following, in order. Stop at any step where the issue is resolved:

1. Boot up your Mac in Safe Mode.

   What: Use safe mode to isolate issues with your Mac- Apple Support

   How: At boot-up, hold down the <shift> key until the Apple logo appears on the screen.

2. Run the Apple Hardware Test (AHT) to uncover any hardware issues with your Mac.
   • Use Apple Diagnostics or Apple Hardware Test- Apple Support
   • About the "Apple Hardware Test does not support this machine" message- Apple Support

   How to Use Apple Hardware Test to Diagnose Mac Problems- OSXDaily

3. Run an EtreCheck report and post it here so that we can help diagnose any issue that we may uncover with your Mac.
   

   You can download EtreCheck Pro fromhere or download it from the Apple App Store.

   Start EtreCheck from a normal user account. Optionally, you can run it from a user account with Administrator privileges for additional details.

   Select a problem from the drop-down menu to enable the "Start EtreCheck" button. Optionally, you can add comments on what issues your Mac is experiencing, especially to aide others with similar Mac issues.

   Click on Start EtreCheck

   Allow the program to run to completion.

   When done, select Report from the left-side window to display it.

   • Select the "Share Report" icon.

     Select Copy Report

   • Paste the report to your reply post. (Note: The EtreCheck report does NOT contain any personal information.)

   Ref:Using EtreCheck- ASC (etresoft)

4. Boot up your Mac in Recovery or Internet Recovery Mode.

   What: How to reinstall macOS from macOS Recovery - Apple Support

   How:

   • For Recovery Mode: Immediately after pressing the power button, hold down the <command><R> keys until the Apple logo appears on the screen.
5. For Internet Recovery Mode: Immediately after pressing the power button, hold down the <option><command><R> keys until the spinning globe appears on the screen.

When at the initial Recovery Mode screen, select the Reinstall macOS option.

• Why: To re-install OS X or macOS.
6. Make a Genius Bar appointment at your local Apple Store.

   Check Your Service and Support Coverage- Apple Support

   For getting the right support, here's a genius idea- Apple

   To contactApple Supportdirectly.

   You can only make 1-week ahead appointments either via the web link above or AppleCare phone support. The appointment timeframe is longer if you go in-person to an Apple Store.