NP means "No Problem." The abbreviation NP is widely used in text-based messaging with the meaning "No Problem." NP is typically used as a positive response to a request (i.e., to say "Yes") and as a response to someone saying thank you (i.e., to say "You're welcome"). (See examples below.)
Does NP mean Nope?
@Psp: nop/np or nope means « no » it is used in informal.