keep your head down

US /kiːp jʊər hɛd daʊn/
UK /kiːp jʊər hɛd daʊn/
"keep your head down" picture
1.

to avoid trouble or attention, especially by not drawing attention to oneself

:
During the office drama, I decided to keep my head down and focus on my work.
If you want to avoid getting into trouble, just keep your head down and do what you're told.