Using this filter is easy. First, turn off and unplug your vacuum cleaner. Open the dust cup area and locate the old filter. Remove it carefully and replace it with this new filter. Make sure it's properly seated. When it comes to cleaning, since it's washable, simply take it out, rinse it under running water until the water runs clear. Let it dry completely before putting it back in the vacuum. As for maintenance, check the filter regularly, especially if you use your vacuum frequently. If it looks dirty, clean it right away. Avoid using any harsh chemicals or abrasive materials on the filter, as this can damage it. With proper use and care, this filter will keep your vacuum running efficiently for a long time.