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Press and hold the button until all lights are off. The icon will appear with partial light. Press again and hold until all lights turn on. Then the filter replacement light should be off.

The On/Off light button & Filter Change Indicator is the same. This button will flash when filter needs to be changed.

Press and hold the button until all lights are off. The icon will appear with partial light. Press again and hold until all lights turn on. Then the filter replacement light should be off.

All filters are combined into a one-piece housing for maximum effectiveness.
1. Place the machine in a dry location on a flat surface.
2. Rotate the base clockwise.
3. Rotate base clockwise to remove filter cover in order to change filters. Remove old filter and replace with the new ones.
4. Reattach base at the bottom of the unit (with filters inside). Rotate counter-clockwise to secure base. Please remove all packaging on the filters before use. Do not use the air purifier without filters

Pull out the power plug before cleaning the unit. Do not immerse machine in the water or any liquid. Do not use abrasive, corrosive or flammable products to clean any parts of the units. Filters cannot be washed.

Clean the air purifier regularly.

1. Use soft and dry clothes to remove the dust from the air purifier. 

2. Use soft and dry clothes to clean the outlet and inlet of the air purifier.

Please remove all packaging on the filters before use. Do not use the air purifier without filters.
1. Place the machine in a dry location on a flat surface.
2. Rotate the base clockwise.
3. Rotate base clockwise to remove filter cover in order to change filters. Remove the old filter and replace with the new filter.
4. Reattach base at the bottom of the unit (with filters inside). Rotate counter-clockwise to secure base

Note: Please be careful when installing the back cover. Watch your hands.

There is no "button" you cannot see the Filter Change indicator until the filters need to be replaced. A red little light will appear with two little filters on the top of the unit when it is time to change the filters.

After the new filter is installed and the unit is turned back on, hold down the dimmer button for 3 seconds. The indicator light will go off and the timer is reset.

The on/off light will blink when the unit is off to let you know that the unit is not turned on and running. Let us know if you have any other questions on the MA-15.

For best performance, vacuum the pre-filter once a month under normal usage.
1. Unplug the air purifier.
2. Remove the True HEPA H13 filter as described in the Replacing the True HEPA H13 Filter section.
3. Vacuum the white side of the True HEPA H13 filter using the brush attachment of your vacuum cleaner, cleaning it thoroughly.
4. Place the True HEPA H13 filter back into the air purifier and close the grille.
5. Plug the power cord into a standard AC outlet.

Please follow the steps below on how to change the filter of your air purifier.
1. Unplug the air purifier. Open the filter grille covers on the left and right of the unit by pushing the lockers on the top of the covers.
2. Take away the grilles from the unit.
3. Pull the tabs to remove the old filter.
4. Install a new genuine Medify replacement filter with the white side facing out (tabs will be visible).
5. Align the tabs at the bottom of the grille covers with the unit. Gently push the grille covers until they snap back into place.
6. Plug the power

There is a filter replacement indicator button in the unit that will flash when filter needs changing.

Press and hold the Filter Replacement Indicator button for 3 seconds. The filter reset indicator light will turn off. This means the unit is successfully reset. The unit will begin counting down from 2,000 hours.

All filters must be used together. Do not disassemble filter set.

1. Remove filter cover at the bottom of the air inlet. Press firmly and turn left in the direction indicated by the arrow to remove the bottom cover.

2. Remove the filter, which is enclosed in the plastic bag.

3. Remove the plastic bag.

4. Re-insert the filter. Re-attach the filter cover and turn right to lock it in place.

Clean the air purifier regularly to prevent the dust accumulation.

1. Use soft and dry cloth to remove the dust from the air purifier.

2. Use soft and dry cloth to clean the outlet and inlet of the air purifier.

1. Take the filter out from the air purifier.

2. Remove the packing bag of the new filter.


3. Put the new filter inside the air purifier and reconnect the bottom cover.


4. Plug in the power cord and turn on the air purifier.


5. Press and hold the Filter Replacement Indicator button for 3 seconds.
The filter reset indicator light will turn off. This means the unit is successfully reset. The unit will begin counting down from 2,000 hours.

There is no "button" you cannot see the Filter Change indicator until the filters need to be replaced. A red little light will appear with two little filters on the top of the unit when it is time to change the filters.

After the new filter is installed and the unit is turned back on, hold down the dimmer button for 3 seconds. The indicator light will go off and the timer is reset.

The on/off light will blink when the unit is off to let you know that the unit is not turned on and running. Let us know if you have any other questions on the MA-25.

For best performance, vacuum the pre-filter once a month under normal usage.
1. Unplug the air purifier.
2. Remove the True HEPA H13 filter as described in the Replacing the True HEPA H13 Filter section.
3. Vacuum the white side of the True HEPA H13 filter using the brush attachment of your vacuum cleaner, cleaning it thoroughly.
4. Place the True HEPA H13 filter back into the air purifier and close the grille.
5. Plug the power cord into a standard AC outlet.

Please follow the steps below on how to change the filter of your air purifier.
1. Unplug the air purifier. Open the filter grille covers on the left and right of the unit by pushing the lockers on the top of the covers.
2. Take away the grilles from the unit.
3. Pull the tabs to remove the old filter.
4. Install a new genuine Medify replacement filter with the white side facing out (tabs will be visible).
5. Align the tabs at the bottom of the grille covers with the unit. Gently push the grille covers until they snap back into place.
6. Plug the power cord into a standard AC outlet. Press and hold the DIMMER button for 3 seconds to reset the indicator.

Make sure the unit was not damaged by a fall or bump. Make sure that nothing fell inside the top to make the ticking sound. Make sure that that unit is placed on a flat and level surface.

Filter reset button is located at the control panel and will become lit when filter needs to be changed.

After new filter is installed and unit is turned back on. Hold down the filter reset button for 3-5 seconds and the indicator light will go off and timer is reset for 3000 hours.

1. Take off the front panel. Fasten the left and right sides of the front panel, lift it slightly and take off the front panel.

2. Take out filter, remove plastic packaging and dispose of it properly. Take the handle on the left and right sides of the filter, gently take it out from the purifier body, remove the plastic packaging and dispose of it properly, and then put the filter back into the purifier.

3. Cover the front panel

Maintenance and Cleaning Unplug air purifier before cleaning the unit. Do not use excess water to clean the unit. Use a soft cloth or a soft moist cloth to clean down unit. Do not use cleaners or chemicals on the air purifier at any time. Cleaning Your Air Purifier From time to time, if you see excess dust accumulate on the unit, wipe with a clean dry cloth. Also make sure air intake and vents are free from excess dust. Do not vacuum or try and wash filter as it will clog filter.

Hold down the speed and anion button for 3 to 5 seconds until it beeps and/or the light turns off (the filter button icon is between the speed and anion button).

We actually removed the sensors on the MA-40 as we have found after extensive research that the sensor did not always perform to our high standards. In many cases, the air around the unit gets cleaned fast and drops the motor speed to low. Then the air in the rest of the room does not get cycled through as often as our standards require. Not only did we reevaluate the sensor, but we also upgraded the filter making it 13% stronger with 13% more coverage than the previous version.

You can find the filter replacement indicator in between the speed button and ionizer button. This will become lit when the filter needs to be changed.

After the new filter is installed and the unit is turned back on, hold down the speed and ionizer buttons at the same time for 3-5 seconds. The indicator light will go off and the timer is reset for 3000 hours.

The 3-stage Medify Air filter is a one-piece filter for higher performance. Remove by pulling on the small tab at top. When reinstalling, make sure to push it back in and make sure it is in snug for maximum performance.

1. Place the machine in a dry location on a smooth and flat surface.
2. Press the top buttons in the back cover and pull the cover. Lift the back cover and pull out slightly.
3. Remove the old filter by pulling on the small tab at the top of the filter.
4. Remove the plastic packaging from the new filter before installing into the air purifier.
5. Place the new filter into the air purifier with the white side facing out to you. The tab at top of the filter should be facing you.
6. Replace the back cover.

Unplug the air purifier before cleaning the unit. Do not use excess water to clean the unit. Use a soft cloth or a soft moist cloth to wipe down the unit. Do not use cleaners or chemicals on the air purifier at any time. From time to time if you see excess dust accumulate on the unit, wipe with a clean dry cloth. Also, make sure that the air intake and vents are free from excess dust. Do not vacuum or try and wash the filter as it will clog the filter.

The indicator light will show when the filter needs to be replaced.
1. Make sure to unplug the unit before changing the filter.
2. Press the top buttons on the back cover and pull the cover. Lift the back cover and pull out slightly.
3. Remover the old filter from the unit. Pull on the tab at the top to remove.
4. Remove plastic packaging from the new filter before installing into the air purifier. Place the new filter into the air purifier with the white side facing out to you. The tab at the top of the filter should be facing you.
5. Replace the back cover.
6. Reset filter indicator light: After the new filter is installed and the unit is turned back on, hold down the fan speed and ionizer buttons at the same time for 3-5 seconds. The indicator light will go off and the timer is reset for 3000 hours.

The ionizer will not turn on when the unit is on sleep mode and low speed. We keep it off on those speeds to keep it super quiet. The ionizer will work on high and medium speeds and may be turned on/off as needed.

When it is time to replace the True HEPA H13 filter based on the air purifier's hours of use, a reminder on the LED display will appear to let you to change the filters before further use.

Press and hold the dimmer button for 3 seconds until the replacement filter light turns off.

1. Unplug the air purifier. Open the filter grill covers on the left and right of the unit by pushing the lock tabs on the top of the covers.

2. Remove the grill covers from the unit.


3. Pull the tabs to remove the old filter.


4. Install a new genuine Medify replacement filter with the filter tabs facing out.


5. Align the tabs at the bottom of the grill covers with the unit. Gently push the grill covers until they snap back into place. 


6. Plug the power cord into a standard AC outlet. Press and hold the dimmer button for 3 seconds to reset the indicator.

For best performance, vacuum the pre-filter once a month under normal usage.

1. Unplug the air purifier.

2. Remove the True HEPA H13 filter as described in the Replacing the True HEPA H13 Filter section.

3. Vacuum the white side of the True HEPA H13 filter using the brush attachment of your vacuum cleaner, cleaning it thoroughly.

4. Place the True HEPA H13 filter back into the air purifier and close the grille.

5. Plug the power cord into a standard AC outlet.

For optimal performance, replace every 2,500 hours under normal usage conditions.

1. Unplug the air purifier. Open the filter grill covers on the left and right of the unit by pushing the lock tabs on the top of the covers.

2. Remove the grill covers from the unit.

3. Pull the tabs to remove the old filter.

4. Install a new genuine Medify replacement filter with the filter tabs facing out.

5. Align the tabs at the bottom of the grill covers with the unit. Gently push the grill covers until they snap back into place.

6. Plug the power cord into a standard AC outlet. Press and hold the dimmer button for 3 seconds to reset the indicator.

The replacement filter indicator light is located right beside the indicator light of the Anion button and will become lit when filter needs to be changed.

When the filter replacement indicator is on, there is a need to replace the filter. Press the Anion button for 3 seconds to reset. Then fan speed indicator light will stop flashing.

All filters must be used together. Please disassemble filters according to the following instructions. Reinstall the filters accordingly

1. Place the machine in a dry location on a smooth and flat surface.

2. Press opening tabs at side covers and pull covers. Life the left and right cover and pull out slightly.

3. Do not disassemble filters. Filters sets come in one piece for maximum efficiency.

4. Remove exterior packaging of the filter sets.

5. Place filters back into the air purifiers after packaging is removed.

6. To reinstall side covers, align at the fixed grooves and insert the cover into the grooves. The side covers will snap back in automatically.

Clean the air purifier

Clean the air purifier regularly to prevent the dust accumulation. 

1. Use soft and dry clothes to remove the dust from the air purifier.

2. Use soft and dry clothes to clean the outlet and inlet of the air purifier.



Clean the air quality sensor

Clean air quality sensor every two-month to ensure best performance. Clean often if machine works in dusty environment.

1. Use soft brush, or cloth, to clean intake and outlet of air quality sensor.

2. Disassemble the cover of air quality sensor.

 3. Use a dry swab to clean the air quality sensor, air intake and air outlet.

4. Reinstall the cover of air quality sensor.

1. The machine will remind user to replace filters after 3,000 hours of use. When indicator light is on, it is time to change your filters with genuine Medify replacement filters.

2. Turn off the power, pull out the power plug to reduce the risk of electric shock. This equipment has a polarized plug (one blade is wider than the other). This plug will fit in a polarized outlet only one way. If the plug does not fit fully in the outlet, reverse the plug. If it still does not fit, contact qualified personnel to install the proper outlet. Do not alter the plug in any way.

3. Press tabs in each side cover and pull the cover. Then lift each cover and pull out slightly.

The anion button has the function of reminding the filter life. When the filter screen life expires, the red light at the bottom of the button will flash.

Long press the anion button for 3 seconds, the red light will turn off, and will enter the normal working state.

1. Please cut off the power before installing.

2. Take off the polybag from the filter.

3. Take off the cover.

4. Make sure the filter is in the right direction.

5. Insert in the cover and press it well. 
Attention: The purifier will not work if the cover has been taken off or not been covered well

Don’t use any liquid like water, or cleaner to clean it. 
Don’t cover anything on it. 
Please cut off the power plug during cleaning or fixing. Please use the soft cloth for cleaning.