Does this look like cat acne or something else?

My cat is almost 2 and I notice this black stuff under his jaw. I looked it up and I seems like it's just acne but idk it feels almost scab like and it's been there for a while.

Any suggestions on what this could be? And what can I do to help it?

My cat is almost 2 and I notice this black stuff under his jaw. I looked it up and I seems like it's just acne but idk it feels almost scab like and it's been there for a while.

Any suggestions on what this could be? And what can I do to help it?