What is the origin of the idiom "in place" and when to use it?

The idiom "in place" originated from the literal concept of being situated or positioned correctly and securely within a designated location or role. This expression is used to emphasize the idea of being in the appropriate position or state without the need to move or make adjustments. In other words, the phrase conveys a sense of stability, readiness, and functionality, often used to describe objects, arrangements, or individuals that are properly positioned or functioning as expected without any need for further action.