Replacing Xiaomi Air Purifier filter on time brings numerous benefits and is not as difficult as you might think. In this article, Mytour will guide you through the simple process of replacing Xiaomi Air Purifier filter at home. Check it out!

Replace Xiaomi Air Purifier Filter Easily at Home
Benefits of Regularly Replacing Xiaomi Air Purifier Filter
- Enhanced Air Filtration: A new filter will eliminate dust particles, bacteria, and other harmful substances from the air, making indoor air cleaner and safer to breathe.

Replacing the air purifier filter helps the device operate more efficiently
- Prolongs Lifespan for Air Purifier: When the filter is clogged with dust, pet hair, or other debris, the device must work with higher power to effectively filter the air. Replacing the filter will help the device avoid overloading and extend the lifespan of the air purifier.
- Improves Health: Breathing clean and safe air will enhance your health, reducing the risk of respiratory diseases, allergies, sinusitis, pneumonia, and other health issues.
- Saves Costs: If you regularly replace the filter for your Xiaomi air purifier, your device will operate more efficiently, saving you costs on future repairs and maintenance.
2. How to Replace Xiaomi Air Purifier Filter

Xiaomi Air Purifier Filter
Step 1: Turn off your Xiaomi air purifier and disconnect it from the power source.
Step 2: Open the air purifier by simultaneously pressing both buttons on the side of the machine.

Step 3: Grasp the handle of the filter to remove the old filter, avoiding touching the filter mesh.
- You can attach the crevice tool to the vacuum cleaner or use a handheld vacuum to clean any remaining dust inside and dust buildup around the air intake holes.
- If you don't have a vacuum cleaner, you can also use a damp cloth or a cleaning brush to clean, but this method may result in fine dust returning to the air.
Step 4: Take out the new filter cartridge and remove the protective covering. Then, place the new filter cartridge back into its original position in the machine.

Install the new air filter cartridge into the machine
Step 5: Close the air purifier lid and ensure all surfaces are tightly sealed.
Step 6: Turn on the power and continue using the Xiaomi air purifier.
Note: The frequency of air filter replacement depends on the surrounding air quality and the usage time of the machine. It's recommended to replace the filter every 3 - 6 months to ensure efficient operation of the machine.
3. How to Clean Xiaomi Air Purifier
Step 1: Turn off the power to the air purifier and disconnect the electricity.
Step 2: Open the grille to clean the fan blades and ducts.
- Press the circular cover on the grille to open and use a screwdriver to loosen the screws.
- You can use a vacuum cleaner or a soft, dry cloth to clean dust from the fan blades and air ducts.
- Reinstall the heat sink and tighten the screws.
Step 3: Remove the air filter cartridge for cleaning
- Use a soft brush or soft cotton to gently brush off dust particles and dirt on the surface of the filter cartridge. Alternatively, you can use a vacuum cleaner to prevent dirt from returning to the air.

Use a vacuum cleaner to clean the air purifier
Step 4: Clean the dust sensor behind the machine body with a specialized cleaning brush or use a vacuum cleaner to charge on the sensor surface.
Step 5: After completing the cleaning of the components of the Xiaomi air purifier, users need to:
- Put the filter cartridge back into its original position in the machine and close the machine lid.
- Turn on the power and continue to use the machine.
Note: The frequency of cleaning the Xiaomi air filter cartridge depends on the surrounding air quality and the usage time of the machine. It is recommended to clean the filter cartridge every 2-3 months to ensure the best performance of the machine.
4. Some notes when replacing the filter cartridge and cleaning the Xiaomi air purifier
- Always turn off the air purifier and disconnect the power before replacing the filter cartridge.
- Make sure you are replacing the correct filter cartridge for your Xiaomi air purifier model.
- Do not use damaged or expired filter cartridges.
- Avoid using strong cleaning agents or hard brushes to prevent damaging the filter cartridge.
- Absolutely do not let the filter cartridge come into contact with water, only use specialized brushes and vacuum cleaners for cleaning.
- When the air purifier warns of replacing the filter cartridge, you should replace it as soon as possible to avoid overloading the machine, leading to reduced efficiency or damage.
- After replacing the filter cartridge, turn on the machine and wait for a few hours for the machine to operate normally before using it again.
Earlier was a simple guide on how to replace Xiaomi air filter cartridges at home. Mytour hopes that the useful information above will help you use Xiaomi air purifiers effectively.