Liverado offers users three ways to automatically filter emails by assigning labels or categorizing them into folders.
Add senders to blocklist and allowlist so that they are always or never put in the spam folder.
Use Liverado interactive interface to create Action filters (It is a way for most users)
Create a custom filter in Sieve.
Among these approaches, creating a Sieve filter allows for more comprehensive and flexible functionality. However, it is also more complex. Therefore, Sieve is generally an advanced function for users with some technical experience.