A Facebook gray account sounds bad, like you did something you weren’t supposed to, but it’s not as bad as it sounds and there’s a fix for it.
The complete guide to Facebook Gray Accounts (christiankonline.com)
Basically, a Facebook gray account is an account where it is orphaned from a Facebook Profile.
This means you have one login to access your Facebook Profile and a separate login for a Facebook Page. You also do not have the ability to interact with your friends through a Facebook gray account.
To fix this, you basically need to use the Facebook Business Manager. You’ll need to create an account at https://business.facebook.com/ by going there and clicking “Create Account.”
More detailed steps are laid out here:
How do I upgrade to Business Manager from my shared login? (facebook.com)
Here’s one more article that’s worth reading. It explains what to do in more human terms:
Hello, Facebook Business Manager. Goodbye, Gray Accounts (raidious.com)
Earlier this year, Facebook announced Business Manager, a product that allows businesses to control pages, apps and ad accounts from one place.
Time to migrate!
But before you do, it is important to note that setting up Business Manager and claiming existing pages and ad accounts are permanent actions.
When you’re ready, choose the right person in your company to set up the Business Manager. This person should be a social media manager or in a similar position and must be an admin on the primary Facebook page. After setup Business Manager, you can add more administrators to the account. All of these admins, as well as the original admin, will have the same level of access.
And then here’s a helpful video:
Just do what these resources explain to do and you’ll get through this with no problem.