When should I replace the filter in my Beurer LR 405 air purifier?

[McAaliyah]

For peak performance, replace the filter in your Beurer LR 405 App-Controlled Air Purifier after every 4320 operating hours. The air purifier has a built-in filter indicator that will illuminate when it's time for a change. Replacing the filter is straightforward. First, power off the air purifier. Then, open the device, remove the old filter, and dispose of it responsibly. Insert a new filter, and reset the filter indicator as described in your user manual. This regular filter replacement is crucial for the efficient and hygienic functioning of your Beurer LR 405 air purifier.