Compare the complete model, regional suffix and label.
INSTRUCTION PAGE 00079 OF 3,210,000Xiaomi
Xiaomi
Smart Air Purifier 4
Place the appliance with clear airflow, install filters correctly and complete sensor or network setup before continuous operation.
Home equipmentAir purifierEnglish · EURevision 2026.1
English: Product names, model codes, official notices and manufacturer text remain in the language of the authoritative source. EgoFile interface content is translated.
DATA PROVENANCE
What this page contains
- Record type
- Manufacturer manual
- Responsible source
- Manufacturer / official support centre
- Verification
- Catalogued source
- Source evidence
- OEM document or official support page
- Last source check
- 1 August 2026
- Indexing policy
- Page is eligible for indexing
Important limitation
Confirm the document scope and regional variant against the rating label.
Link to the document owner100%profile completeness
PRODUCT WORKSPACE
One product. Everything in one place.
Manufacturer manual. Confirm the complete rating-label code before saving a serial number or following variant-specific instructions.
✓Exact brand and model✓Product category✓Market and language✓Named source✓Manufacturer documentation
Keep warranty, history and safety alerts together.
Use cited guidance or create a private EgoFile case.
Quick start
Before first use
- Remove all filter packaging.
- Provide the required wall and furniture clearance.
- Set region, target mode and app connection if available.
Daily use
Operate the product correctly
- Select automatic mode or an appropriate target level.
- Keep doors and windows consistent for efficient control.
- Monitor filter and water indicators.
Safety
Important precautions
- Do not cover air inlets or outlets.
- Keep heaters away from fabrics and combustible materials.
- Disconnect before cleaning or replacing filters.
Maintenance
Maintain reliable operation
- Vacuum vents and sensors gently.
- Replace filters only when indicated or at the specified interval.
- Drain and dry water systems before storage.
COMMON ISSUES AND SYMPTOMS
What the product may be indicating
These are general diagnostic paths for this product category. Error-code numbers differ between brands, markets and revisions, so EgoFile shows a code only after it is confirmed in the exact official manual.
Source policySafe checks are maintained by EgoFile and linked to the official source record. No third-party manual text is copied.
01AIRFLOW
Airflow is weak
Low priorityWhat it means: Filter packaging, dust loading or blocked vents may restrict airflow.
First safe check: Switch off, remove filter packaging and clean or replace filters as specified.
Stop condition: Request service if the motor becomes hot or noisy.
02SENSOR
Sensor reading appears incorrect
Low priorityWhat it means: Dust, placement, humidity or stabilisation time may affect the reading.
First safe check: Clean the sensor opening and move the appliance away from direct drafts or steam.
Stop condition: Compare with a reliable reference before relying on safety-critical readings.
03HEAT
Heating stops or temperature is not reached
Medium priorityWhat it means: Target settings, room conditions or overheat protection may be involved.
First safe check: Check target temperature, clearance and unobstructed airflow.
Stop condition: Disconnect immediately for smell, smoke, discoloration or repeated cut-outs.
04WATER
Water warning or leak
High priorityWhat it means: A tank may be empty, full, incorrectly seated or leaking.
First safe check: Switch off and reseat, fill or drain the user-accessible tank.
Stop condition: Do not continue if water reaches electrical components.
QUICK CHECKS
Three additional checks
Use these checks when no error code is displayed.
Low airflow
Remove packaging and check the filter and vents.
Sensor value seems wrong
Clean the sensor area and allow readings to stabilise.
App cannot connect
Confirm a supported Wi-Fi band and reset network pairing.
PUBLIC SAFETY CHECK
Check recalls separately from the manual.
No exact model match was attached automatically. Search the official safety records by brand, shorter model number or UPC.
Search safety notices →This EgoFile page is a practical quick reference, not a replacement for the complete manufacturer document. Confirm the full model, configuration and regional suffix before installation, operation, repair or safety-critical work.
Manufacturer support →