Test documentation allow a technician to record for improvements of a system

Test documentation is a record of all device improvements made, tasks and word performed, test results, a record of facilities and history of known problems

Test documentation is the most critical aspect of technical and engineering practice, but by cutting corners, it is often ignored or lost.

Documentation is not essential component of all computer repair, and anyone who has taken advantage of Computer Systems Servicing (CSS) knows how to document their work.

Test documentation is a written record of all work completed, knowledge of concerns etc. enabling a technician to micro-manage several devices and allowing other technicians to pick up where one has left off.