1, first squeeze the toothpaste on the beer stain on the clothes and let it stand 10 minute.

2. Then, after standing for 10 minute, rub clothes and beer stains in circles for three minutes.

3. Then wash the beer stains on the clothes with both hands and rub them several times until the beer stains are clean.

4. Then, after the stain is scrubbed clean, put the clothes in a basin and soak them for 5 minutes, then clean them.

After soaking and cleaning, you can see that the beer stains on the clothes are gone.