Other forms: troubleshooting
To troubleshoot is to hunt down what is wrong with a machine, step by step. Troubleshoot the fault, troubleshooting guide, troubleshoot the network.
The method is halving: change one thing at a time and see what moves, which is what separates it from guessing. The word is a back-formation from troubleshooter, who first fixed telegraph lines.
1verbtroubleshootTo hunt down what is wrong with a machine, step by step.
“The technician tried to troubleshoot the printer by checking the cables one by one.”
troubleshoot is a diagnosing.
Also accepted in games: debug
A back-formation from troubleshooter, originally a worker who found faults on telegraph lines.
a back-formation from troubleshooter; by surface analysis, trouble + shoot.
Etymology from Wiktionary, CC BY-SA