To avoid doing this again in three months:
You can’t fix what you can’t see. Start by removing the bottom rack to access the standing water.
How to Clean Out a Dishwasher Drain: Exclusive Expert Guide A dishwasher that doesn't drain properly is more than just an inconvenience; it’s a recipe for dirty, smelly dishes and potential water damage to your kitchen floor. If you find standing water at the bottom of your machine after a cycle, the culprit is almost always a clogged drain, air gap, or food disposer.