Turn off the water supply to the toilet
Put on gloves
Remove excess water from the bowl if needed
Use a flange plunger
Place the plunger over the drain opening
Push and pull firmly several times
Repeat until the water drains
Use a toilet auger if plunging fails
Insert the auger into the drain
Turn the handle to break up or retrieve the clog
Flush to test the drain
Repeat plunging or augering if needed
Add hot water and dish soap if the clog is minor
Pour the mixture into the bowl
Wait a few minutes
Try plunging again
Remove the toilet and clear the trap if the clog remains
Call a plumber if the clog cannot be cleared