05-09-2020 05:09 PM
This means that your startup drive and/or operating system cannot be located—AKA you don't have a working computer.
Apple has a support article on their website here that should help you get started rectifying the issue.
I am a former Best Buy employee. While here to help, the opinions presented by me on this site do not represent the views or decisions of Best Buy and its affiliates. Authorized company representatives identified with -BBY after their names are able to address specific concerns or inquiries in greater detail.
Remember to Kudo a post if you like it, or Accept As Solution if it answers your query!
05-13-2020 10:53 AM
Sam15 already provided an excellent response and we would encourage you to read over that reply! We did want to add that we know troubleshooting an issue such as this isn't always the easiest. Rest assured, if you are in need of assistance, we have expertly trained Agents ready to help via our Remote Support.
09-19-2020 09:41 PM