Here’s a fun challenge: go find your main valve right now. Yes, even if you’re in your pajamas. Walk through your house like a detective on a case.
Once you find it, turn it off for ten seconds. Then go turn on a faucet to confirm the water stops. Then turn it back on. Congratulations—you’ve just passed “Plumbing 101.”
3 Ways to Turn Off Your Water Supply Quick and Easy - wikiHow
Doing this now, when there’s no emergency, is like practicing a fire drill. Your brain will remember the motion when it really counts.