This problem is really easy to fix if you know what to do and how to do it.

Then you take another cup and leave it full, then set it in the dish rack.

Then, you will add your favorite soap.

How To Use Vinegar To Clean A Dishwasher - Easy Dishwasher Hack - DIY Dish Idea

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Then, you will want to turn on your hot tap at the sink until it runs very hot.

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These tips really work!

Easy Dishwasher Hack - How To Clean Dishes - Easy Dishwasher Hack

Vinegar Hack - How To Deep Clean In The Dishwasher - Dishwasher Hacks