Xiaomi Air Purifier 4 Compact Manual & Setup Guide

ruminesia – Setting up a new air purifier should be simple, but many users still feel unsure about where to start. The Xiaomi Air Purifier 4 Compact Manual helps you understand the correct setup, operation, and maintenance steps so the device can work efficiently from the beginning.

Once the purifier is installed properly, knowing how to use its features becomes just as important. From switching operating modes and reading the air quality indicator to connecting the purifier to Wi-Fi, understanding these basic functions ensures you can get the best performance from your device.

This guide also covers essential care tips such as cleaning the sensor, replacing the filter, and troubleshooting common issues. With the right setup and regular maintenance, your purifier can continue delivering cleaner and healthier indoor air.

Key Highlights

  • The Xiaomi Air Purifier 4 Compact manual explains the proper setup process, including installing the filter and connecting the device to power. Pasted text
  • Users can control basic functions such as power, mode selection, and brightness directly from the purifier’s control panel. Pasted text
  • The air quality indicator uses color signals to show real-time PM2.5 levels in the room for quick monitoring. Pasted text
  • Wi-Fi connectivity allows the purifier to be managed remotely through the Mi Home or Xiaomi Home app. Pasted text
  • Regular maintenance such as cleaning the sensor and replacing the filter every 6–12 months helps maintain optimal performance. Pasted text
  • Troubleshooting steps like checking power connections, resetting Wi-Fi, and ensuring proper airflow can resolve most common issues. Pasted text

Xiaomi Air Purifier 4 Compact Manual

Xiaomi Air Purifier 4 Compact Manual

Before using the Xiaomi Air Purifier 4 Compact, it is important to understand the instructions provided in the official manual. The manual contains essential information, including the initial setup process, basic operation, and proper maintenance to keep the device running efficiently.

By following the Xiaomi Air Purifier 4 Compact manual, users can ensure the purifier works optimally in filtering indoor air while also preventing improper use that could affect the device’s performance and lifespan.

How to Set Up the Xiaomi Air Purifier 4 Compact

The Xiaomi Air Purifier 4 Compact Manual helps users set up the device correctly so it can operate efficiently from the first use. By following the steps below, you can complete the setup quickly and start improving indoor air quality right away.

  • Check Package Contents: Open the box and confirm that the air purifier unit, power adapter, and user manual are included before beginning the setup process.
  • Locate Filter Compartment: Turn the purifier upside down and identify the filter compartment located at the bottom of the device.
  • Remove Filter Packaging: Take the filter out of the compartment and remove the protective plastic wrap so air can pass through the filter properly.
  • Reinstall Filter: Insert the filter back into the purifier and make sure it is positioned securely inside the compartment.
  • Connect Power Adapter: Plug the power adapter into the purifier and connect the other end to a nearby electrical outlet.
  • Turn On Device: Press the power button on the control panel and confirm that the indicator light turns on, showing that the purifier is operating.
  • Install Mi Home App: Download the Mi Home or Xiaomi Home app from your smartphone’s app store to enable remote control and smart features.
  • Add Purifier in App: Open the app, tap the “+” icon, and select Xiaomi Air Purifier 4 Compact from the device list to begin pairing.
  • Connect to Wi-Fi: Follow the instructions in the app and ensure your smartphone is connected to a 2.4 GHz Wi-Fi network because the purifier does not support 5 GHz networks.
  • Reset Wi-Fi if Needed: Press and hold the light adjustment button for about 7 seconds to reset Wi-Fi settings if the connection fails.
  • Select Operating Mode: Press the mode button on the control panel to switch between Auto Mode, Sleep Mode, or Manual Mode based on your preference.
  • Enable Child Lock (Optional): Press and hold the mode switch button for about 7 seconds to activate the child lock and prevent accidental setting changes.

How to Use Xiaomi Air Purifier 4 Compact

How to Use Xiaomi Air Purifier 4 Compact is simple once you understand the basic controls and indicators on the device. This guide explains the essential functions so you can operate the purifier efficiently and monitor your indoor air quality.

  • Turn On or Off the Purifier: Press the power button on the control panel to start or stop the Xiaomi Air Purifier 4 Compact.
  • Switch Operating Modes: Press the mode switch button to cycle through the available modes until you reach the one that fits your needs.
  • Adjust Display Brightness: Press the light adjustment button to change the brightness level of the display between on, dim, and off.
  • Read the Air Quality Indicator: Check the indicator color to understand current PM2.5 levels in the room.
  • Interpret Green Indicator: Green means the PM2.5 level is between 1–35 μg/m³, indicating good air quality.
  • Interpret Yellow Indicator: Yellow shows PM2.5 levels between 36–75 μg/m³, meaning the air quality is moderate.
  • Interpret Orange Indicator: Orange indicates PM2.5 levels between 76–150 μg/m³, which may be unhealthy for sensitive groups.
  • Interpret Red Indicator: Red means PM2.5 levels are above 150 μg/m³, indicating unhealthy air quality.
  • Use Manual Mode via App: Open the Mi Home or Xiaomi Home app to adjust purification speed and customize the coverage area when using Manual Mode.

How to Connect Xiaomi Air Purifier 4 Compact to Wi-Fi Connectivity

How to Connect Xiaomi Air Purifier 4 Compact to Wi-Fi Connectivity allows you to control the device remotely through the Mi Home or Xiaomi Home app. Following the steps below helps ensure the purifier connects properly and stays synchronized with your home network.

  • Reset Wi-Fi Settings: Press and hold the light adjustment button for about 7 seconds to reset the purifier’s Wi-Fi connection when setting up the device for the first time or fixing connection issues.
  • Confirm Reset Notification: Wait until the Wi-Fi indicator starts blinking and a notification sound is heard, which confirms that the Wi-Fi reset was successful.
  • Enable or Disable Wi-Fi: Press and hold both the mode switch button and the light adjustment button for about 15 seconds to toggle the Wi-Fi function on or off.
  • Check Wi-Fi Indicator Status: Look at the Wi-Fi indicator light to confirm the current status, where a lit indicator means Wi-Fi is enabled and no light means it is disabled.

Additional Features of the Xiaomi Air Purifier 4 Compact

Additional features of the Xiaomi Air Purifier 4 Compact help improve usability and ensure the device continues to operate efficiently. These features include safety controls and maintenance reminders that make daily operation more convenient.

  • Enable or Disable Child Lock: Press and hold the mode switch button for about 7 seconds to activate or deactivate the child lock feature.
  • Check Child Lock Indicator: Look at the child lock indicator light to confirm the status, where the light turns on when the feature is enabled and turns off when it is disabled.
  • Monitor Filter Exhaustion Indicator: Watch for the filter exhaustion indicator blinking, which signals that the air purifier filter needs to be replaced.
  • Replace Filter When Needed: Change the filter every 6 to 12 months to maintain optimal air purification performance and airflow efficiency.

Daily Care and Maintenance of the Xiaomi Air Purifier 4 Compact

Daily Care and Maintenance of the Xiaomi Air Purifier 4 Compact is important to keep the device running efficiently and extend its lifespan. Regular cleaning and proper filter maintenance help ensure the purifier continues delivering clean and healthy indoor air.

  • Clean Filter Compartment: Use a vacuum cleaner or a soft cloth to remove dust from the filter compartment and air inlets to maintain proper airflow.
  • Avoid Water Exposure: Do not rinse the purifier or spray water directly on the device, as moisture can damage internal components.
  • Remove Dust from Outer Mesh: Regularly clean the outer mesh screen of the filter and nearby air inlets to remove dust, hair, and other particles.
  • Prevent Airflow Blockage: Keep the air inlet and filter mesh clear of debris to reduce the risk of bacteria buildup and maintain optimal airflow.
  • Open Particle Sensor Cover: Carefully open the laser particle sensor cover using a non-sharp tool to prepare it for cleaning.
  • Blow Dust from Sensor: Use an air blow gun or a hair dryer on a cool setting to gently remove dust from the sensor and its cover.
  • Wipe Sensor Carefully: Clean the particle sensor with a dry cotton swab about every six months, avoiding the use of hot air.
  • Replace Filter When Needed: Remove the old filter and install a new one correctly when the purifier indicates that the filter needs replacement.
  • Reset Filter Indicator: While the purifier is in standby mode, press and hold the power button for about 6 seconds until you hear a notification sound confirming the reset.
  • Confirm Reset Indicator: Check that the air quality indicator briefly turns green, which confirms the filter reset was successful.

Xiaomi Air Purifier 4 Compact Maintenance

Xiaomi Air Purifier 4 Compact Manual includes essential maintenance steps to keep the purifier working efficiently and maintaining healthy indoor air quality. Following these simple maintenance procedures helps extend the device lifespan and ensures consistent purification performance.

  • Turn Off and Unplug Device: Always power off and unplug the purifier before performing any maintenance to ensure safety.
  • Replace Filter When Needed: Replace the air filter every 6 to 12 months to maintain optimal purification performance.
  • Install New Filter Properly: Remove the old filter and insert the new filter correctly into the purifier to ensure proper airflow.
  • Reset Filter Indicator: While the purifier is in standby mode, press and hold the power button for about 6 seconds to reset the filter reminder.
  • Vacuum the Filter Surface: Use a vacuum cleaner to remove dust from the filter if it becomes heavily soiled.
  • Use Soft Brush for Deep Cleaning: Gently clean hard-to-reach areas of the filter using a soft-bristled brush to avoid damaging the filter material.
  • Open Particle Sensor Cover: Carefully open the laser particle sensor cover using a non-sharp tool to access the sensor.
  • Remove Dust from Sensor: Use an air blow gun or a hair dryer on a cool setting to remove dust from the sensor and its cover.
  • Wipe Sensor with Cotton Swab: Clean the sensor gently with a dry cotton swab every six months to maintain accurate air quality detection.
  • Avoid Using Hot Air: Do not use hot air when cleaning the sensor because high heat may damage the internal components.
  • Maintain Proper Placement Distance: Keep at least 20 cm of space between the air purifier and nearby walls or objects to ensure proper airflow.

Troubleshooting Xiaomi Air Purifier 4 Compact

Troubleshooting Xiaomi Air Purifier 4 Compact helps you quickly identify and resolve common issues that may affect the purifier’s performance. By following these practical steps, you can restore normal operation and maintain efficient air purification.

  • Check Power Connection: Ensure the power cord is firmly connected to both the purifier and the electrical outlet before troubleshooting further.
  • Test the Electrical Outlet: Plug another device into the same outlet to confirm that the outlet is working properly.
  • Inspect Power Cord Condition: Examine the power cord for visible damage and replace it with a genuine replacement if necessary.
  • Check Filter Service Warning: Look for filter replacement notifications and confirm whether the filter has reached its recommended service life of 6 to 12 months.
  • Reset Filter After Replacement: After installing a new filter, press and hold the power button for about 6 seconds while the purifier is in standby mode to reset the filter indicator.
  • Use Genuine Filter Only: Install only original filters designed for the Xiaomi Air Purifier 4 Compact to avoid compatibility warnings.
  • Reset Wi-Fi Connection: Press and hold the display on/off button for about 7 seconds to reset the Wi-Fi if the purifier fails to connect to the Mi Home or Xiaomi Home app.
  • Confirm Network Compatibility: Make sure your smartphone is connected to the same Wi-Fi network during the pairing process.
  • Enable or Disable Child Lock: Press and hold the mode switch button for about 7 seconds to toggle the child lock feature on or off.
  • Check Child Lock Indicator: Look for the child lock icon on the control panel to confirm whether the feature is currently activated.
  • Inspect Air Inlet Area: Check for dust or objects blocking the air inlets and remove any obstructions that may affect airflow.
  • Maintain Proper Device Clearance: Keep at least 20 cm of space between the purifier and nearby walls or furniture to ensure proper air circulation.
  • Clean Sensor and Filter Area: Regularly clean the particle sensor and filter compartment using a vacuum cleaner or soft cloth.
  • Avoid Direct Water Cleaning: Do not spray or pour water on the purifier components because moisture may damage internal electronics.

My Hands-On Review of the Xiaomi Air Purifier 4 Compact

Review of the Xiaomi Air Purifier 4 Compact

After using the Xiaomi Air Purifier 4 Compact in daily use, I noticed several practical features that make it suitable for small rooms. In my experience, its compact design, responsive sensor, quiet operation, and simple setup make it a convenient air purifier for everyday use.

I Find the Design Compact and Easy to Move

The first thing I noticed is the compact size. At about 35 cm tall and 22 cm in diameter, the device is easy for me to place in different rooms.

Because it is lightweight and small, I can move it between my bedroom and workspace without difficulty. Its compact, minimalist design also makes it suitable for apartments or small rooms where space is limited.

I Notice the Air Quality Sensor Responds Quickly

From my experience, the air quality sensor reacts quickly when indoor conditions change. When there is smoke or strong odors such as perfume, the device immediately changes its indicator color to red. This real-time air quality indicator helps me understand when the air quality drops.

I Can Use Three Different Operating Modes

The purifier includes three modes that I can choose depending on the situation.

  • Auto Mode adjusts purification speed automatically based on air quality.
  • Normal Mode provides steady air circulation during daily use.
  • Night Mode runs quietly, which I prefer when using it while sleeping.

I Find the Setup Process Very Simple

Setting up the device was easy for me using the Mi Home app. I only needed to install the app, connect the purifier to Wi-Fi, and follow the pairing instructions. After that, I could monitor air quality and control the purifier directly from my phone.

I Think the Price Is Reasonable

The Xiaomi Air Purifier 4 Compact is typically sold between $89.30 and $101.71.

In my opinion, the price feels reasonable considering its compact design, responsive sensor, and quiet operation for small rooms or bedrooms.

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Frequently Asked Questions about Xiaomi Air Purifier 4 Compact

This FAQ section answers common questions about the Xiaomi Air Purifier 4 Compact, helping you understand its features, performance, and everyday usage. If you’re considering the Xiaomi Air Purifier 4 Compact for your home, these quick answers cover the most important things users usually want to know.

1. Is the Xiaomi Air Purifier 4 Compact suitable for small rooms?

Yes, the Xiaomi Air Purifier 4 Compact is designed for small to medium-sized rooms. It supports a coverage area of around 16–27 m², making it suitable for bedrooms, small living rooms, or home offices.

2. How often should the filter be replaced?

The filter typically lasts between 6 and 12 months, depending on air quality and usage. The Mi Home app can notify you when the filter efficiency begins to decrease.

3. Can the Xiaomi Air Purifier 4 Compact remove odors and smoke?

Yes, the purifier includes an activated carbon layer designed to absorb odors and harmful gases. It can help reduce cooking smells, pet odors, and cigarette smoke indoors.

4. How quiet is the Xiaomi Air Purifier 4 Compact in sleep mode?

In Sleep Mode, the purifier operates at around 20 dB, which is extremely quiet and similar to a whisper. This makes it suitable for bedrooms, nurseries, or quiet working environments. Pasted text

5. Can I control the Xiaomi Air Purifier 4 Compact using my phone?

Yes, the purifier supports remote control through the Mi Home or Xiaomi Home mobile app. You can adjust fan speed, monitor air quality, and schedule operation directly from your smartphone.

6. How much electricity does the Xiaomi Air Purifier 4 Compact use?

The purifier consumes up to 27 W of power at maximum speed. This low power usage makes it energy-efficient and suitable for continuous daily operation.

7. Does the Xiaomi Air Purifier 4 Compact have an air quality sensor?

Yes, the device includes a built-in particle sensor that monitors indoor air quality in real time. The results are displayed through a four-color indicator light on the device.

8. What is the CADR rating of the Xiaomi Air Purifier 4 Compact?

The purifier has a Particle CADR of 230 m³/h. This rating indicates how quickly it can remove airborne particles such as dust, pollen, and fine pollutants from a room.

9. Can the filter be washed instead of replaced?

No, the filter is not washable and must be replaced when it reaches the end of its lifespan. Washing the HEPA filter may damage the filtration structure and reduce purification performance.

10. Can the Xiaomi Air Purifier 4 Compact be placed on the floor?

Yes, the purifier can be placed either on the floor or on a table. Just make sure there is enough space around the unit so the 360° air intake system can work properly.

Conclusion

Understanding the Xiaomi Air Purifier 4 Compact Manual makes it much easier to set up, operate, and maintain the device properly. From the initial installation and Wi-Fi connection to using different operating modes and reading the air quality indicator, each step helps ensure the purifier works efficiently in improving indoor air quality.

Regular maintenance is just as important as proper setup. Cleaning the filter area, checking the particle sensor, and replacing the filter every 6–12 months will help the purifier continue running smoothly and delivering consistent air purification performance.

By following the simple steps outlined above, you can keep your Xiaomi Air Purifier 4 Compact working at its best. If you’ve used this purifier before, feel free to share your experience or tips with others who are setting up their device for the first time.

References

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Athif Amirudin Muhtadi

Athif Amirudin Muhtadi

A technology writer with 5 years of professional experience as a WordPress Developer and SEO Specialist. Focused on covering apps, gadgets, and the latest digital trends, while creating SEO-friendly content that helps readers stay informed and businesses grow their online presence.

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