I can provide you with some general advice on how to handle such a situation:
Stay calm: If a stranger makes a rude or unsolicited comment about your washing machine, try not to get defensive or upset. Take a deep breath and remain composed.
Assess the situation: Consider the stranger's intention and whether their suggestion is well-meaning or if they have any ulterior motives.
Be polite: Respond politely, thanking them for their input while asserting your satisfaction with the current washing machine. You can say something like, "Thank you for your suggestion, but I'm quite happy with my current washing machine."
Set boundaries: If the stranger continues to push their opinion or becomes aggressive, it's essential to set boundaries firmly. Politely ask them to respect your choices and privacy.
Close the conversation: If the person persists or becomes intrusive, it's okay to end the conversation. You can say something like, "I appreciate your concern, but I would prefer not to discuss this further. Have a great day."
Seek support: If the encounter makes you uncomfortable or unsafe, don't hesitate to reach out to someone you trust or contact the authorities if necessary.
Remember, it's essential to prioritize your safety and well-being in any social interaction, and you have the right to protect your personal space and belongings.