Put it in the drum instead of vinegar. Mold and coatings disappear, and the washing machine will smell wonderful!

odors, clean the areas where residue actually accumulates.

The Safest Way to Clean a Washing Machine
The best starting point is usually the cleaning program provided by the manufacturer.

Depending on the brand and model, the program may be called:

Drum Clean
Eco Drum Clean
Tub Clean
Machine Clean
Some manufacturers recommend running a drum-cleaning cycle regularly, depending on the machine and how frequently it is used.

Always check the owner’s manual before adding a cleaning product. Some cleaning programs are specifically designed to run without detergent or other additives.