Modern fridges self-defrost. Melting ice turns into water, which flows down a small drain hole at the back of the freezer (or behind the crisper drawers) and into a pan where it evaporates.
Pour hot water (not boiling—just hot tap water) into the freezer drain channel using a turkey baster. Watch for water to flow down into the fridge’s drain hole. Repeat until ice is gone. how to unblock fridge drain
Most people forget the drain starts in the freezer. Look at the back wall of the freezer compartment. There’s a small channel or hole at the bottom center. That’s the top of the drain tube. If that’s frozen solid, your fridge will leak. Modern fridges self-defrost
You don’t need to empty the whole fridge. Remove the bottom drawer or two to access the drain hole (a small dime-sized opening, often half-hidden under a plastic cover). Watch for water to flow down into the fridge’s drain hole