B1
to tell someone about something
Dictionary examples:
I informed my feet that shoes are not optional for the office. (0.0)
I informed my cat about his diet plan. He wasn't amused. (0.0)
The chef informed me that my cooking could be used as a weapon. (0.0)
If he calls me again, I shall inform the police. (19.0)
I informed my boss that I was going to be away next week. (34.1)