into the drum and fix everything?
No.
A washing machine has several areas that can collect residue:
Drum
Rubber gasketShop Cleaners
Detergent drawer
Pump filter
Drainage system
A single “miracle mixture” cannot reliably solve every type of washing-machine problem.
The Best Alternative to Vinegar Isn’t Always Another DIY HackShop Condiments
Citric acid can be effective at dissolving mineral deposits, but it should not automatically be poured into every washing machine.
Baking soda may help with certain odors, but combining baking soda with citric acid neutralizes much of the chemical
effect that makes either useful for specific purposes.
For a cleaner, fresher washing machine, a better approach is to clean the rubber gasket and detergent drawer, check the pump filter, allow the machine to dry after use, and run the manufacturer’s recommended cleaning program.Shop Laundry Care
If descaling is necessary, use a method and product approved for your particular machine.
That may sound less dramatic than the promise of “one ingredient that makes your washing machine like new,” but it is a much safer and more reliable approach for
both cleaning performance and the long-term condition of the machine