Most people plunge aggressively, pumping up and down as fast as possible. This is often ineffective. If you go too fast, you break the seal and lose pressure. Furthermore, if you pull the plunger up too hard, you might accidentally damage an old wax ring seal at the base of your toilet.
If you’ve fixed your seal, used the right plunger, tried a snake, and still nothing works: why isn't my plunger working
For a toilet, you need a flange plunger . This is the one with an extra rubber ring (the flange) sticking out from the bottom. The flange is designed to fit inside the toilet drain, creating the airtight seal necessary to generate suction. Most people plunge aggressively, pumping up and down
If the bowl is low on water, pour a bucket of water into the bowl (gently, so it doesn't splash) until the water level covers the bell of the plunger. You need water to do the heavy lifting. Furthermore, if you pull the plunger up too
Here are the six most common reasons a plunger fails—and exactly how to fix each one.
If you have a flange plunger, enough water, and good technique, and the toilet still won't drain, the clog is likely stubborn.