The first step is to confirm the type of filter element. If it is a special filter element, it is more troublesome to replace the filter element by yourself, because the structure of this filter element is more complicated, and it requires professional tools to replace it, which cannot be handled by ordinary users. It is best to ask an engineer to come and deal with it. If it is a general-purpose filter element, then we can try it ourselves, it is very simple.

The second step is to replace the filter element.
1. Close the water inlet valve
2. Open the faucet of the water purifier to drain until it is empty
3. Unplug the power cord, take out the water purifier and place it flat on the ground
4. Rotate and remove the filter bottle, pull out the old filter element, insert the new filter element, and connect the filter bottle to the water purifier.

5. Reinstall the water purifier and put it back to its original position
6. Open the water valve and check the waterway
7. Turn on the power.