: For minor grease clogs, pour a kettle of boiling water directly down the drain to melt solidified fats.
: Use a "zip-it" tool or a bent wire hanger to pull out hair clogs from the pop-up stopper or P-trap.
If you are trying to open that file on your computer to read its specific instructions:
: Place a bucket under the sink, unscrew the slip nuts on the U-shaped pipe (P-trap), and manually clear any debris. 3. Toilets
: If the file asks for a password and you don't have it, you will likely be unable to view the text.
: If plunging fails, use a closet auger (plumbing snake) to reach deeper into the trap. Technical Note on .7z Files