How often should I replace the filter in the Roborock S4 Max?

The frequency at which you should replace the filter in your Roborock S4 Max depends on several factors, including the amount of dirt and dust in your home and how often you use the robot vacuum. Generally, it's recommended to replace the filter every three to six months.

If you have pets or allergies, you may need to replace the filter more frequently. You should also replace the filter if you notice that it is damaged or excessively dirty.

To replace the filter, follow these steps:

1. Remove the dustbin from the robot vacuum.
2. Remove the filter from the dustbin.
3. Insert the new filter into the dustbin.
4. Reinsert the dustbin into the robot vacuum.