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Air Purifier Maintenance

Close-up of the back panel of a white smart air purifier with a small slotted sensor grille at the side, a thin film of gray dust around the slots, lit from the side by a flashlight

Why Your Air Purifier Reads High When the Room Looks Clean, and How to Clean Its Dust Sensor

admin / October 26, 2026

A tidy room can still contain airborne particles. Follow this practical
troubleshooting sequence before blaming the sensor, replacing a filter,
or reaching for a cotton swab.

A white air purifier with its back cover removed on a wooden floor, a thin gray open-weave mesh screen lifted out and held beside the dense pleated main filter still inside, soft

Air Purifier Maintenance

How to Clean Your Air Purifier’s Pre-Filter, and How Often Your Room Really Needs It

admin / October 26, 2026

A fuzzy pre-filter can need attention before the app asks for a
replacement. Identify the layer, choose the approved cleaning method,
and learn when your room needs an earlier check.

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