UK Appliance Error Codes

Washing settings guide

Clothes Still Dirty After Washing Machine

Use this guide when clothes come out with marks, stains, detergent, or stale patches after a wash.

Dirty clothes after washing are usually caused by overloading, the wrong programme, too low a temperature for the soil level, poor detergent dosing, or a rinse/drain problem.

Last updated: 29 April 2026

Quick answer

Best washing machine setting

Program

Longer Mixed or Cottons

Temperature

40°C, or higher where labels allow

Spin

1000 to 1400 rpm

Why: A fuller, longer cycle with the right load size usually cleans better than a short quick wash.

Safe tip: Do not keep rewashing the same overloaded load; reduce the load and choose the right programme.

Step-by-step setup

  1. 1.Reduce the load so clothes can tumble freely.
  2. 2.Choose Mixed or Cottons instead of quick wash for dirty loads.
  3. 3.Use 40°C if the fabric label allows and the clothes are more soiled.
  4. 4.Dose detergent for load size and water hardness.
  5. 5.If clothes are wet or soapy after the cycle, check drainage and foam issues such as Samsung SUD.

Related problems and error codes

When to use this setting

  • Clothes still have visible marks after washing.
  • Laundry feels soapy, dull, or stale.
  • Quick wash is being used for full or dirty loads.

When not to use it

  • A specific error code is showing and needs troubleshooting first.
  • Garments need specialist stain treatment before machine washing.
  • Delicates cannot tolerate a stronger programme.

Common mistakes

  • Using quick wash for heavy or dirty loads.
  • Overloading the drum so detergent and water cannot circulate.
  • Adding extra detergent when poor rinsing is the real issue.

Related guides

Frequently asked questions

Why are clothes still dirty after washing?+

Common causes include overloading, short cycles, low temperature, wrong detergent dose, blocked drainage, or stains that needed pre-treatment.

Should I use more detergent if clothes are dirty?+

Only if the load size and soil level require it. Too much detergent can leave residue and make rinsing worse.

Does quick wash clean clothes properly?+

Quick wash is best for small, lightly worn loads. It is not ideal for full, dirty, or heavy loads.