save (one's) face
To try to regain favorable standing after something embarrassing has happened; to give or afford someone an opportunity to avoid embarrassment, humiliation, or shame. I tried to offer an explanation that incorporated elements of what he'd said as a means of saving his face after such an awkward presentation. There's no way for Audrey to save her face now that the entire company knows she embezzled money.
save someone's face
enable someone to avoid humiliation.