Just in case you're not aware of them, there are screwdrivers with voltage detectors[1] that you can (should?) use to check that there's no power on the thing y

Just in case you're not aware of them, there are screwdrivers with voltage detectors[1] that you can (should?) use to check that there's no power on the thing you're working on. [1] e.g. https://www.amazon.com/100-500V-Electrical-Screwdriver-Detector-Practical/dp/B09NPK2N5N/ref=sr_1_41 https://www.amazon.com/100-500V-Electrical-Screwdriver-Detec...