How Long Food Stays Safe After a Power Outage

Four hours in the fridge, 48 in a full freezer, 24 in a half-full one, and 40°F is the line. USDA’s own figures, quoted, plus the rule about never tasting food.
Ice Maker Not Making Ice: What You Can Check Yourself

Six checks that cost nothing, in the order that finds the cause fastest, plus the point where it becomes a plumber’s job rather than an appliance one.
Water Pooling Under the Crisper Drawers: Where It Comes From

A fridge makes water on purpose and has a drain to get rid of it. Almost every puddle under the drawers is that drain, and the fix order runs cheapest first.
Fridge Freezing Everything: What the Dial Is Actually Doing

On most fridges the control is a damper, not a thermostat, and the freezer setting drives both compartments. Which is why turning the fridge down often makes it worse.
Fridge Not Cold Enough? Check These in Order

Before anything else, put a thermometer in it. USDA’s number is 40°F, and the checks that follow run from free to a service call in a fixed order.