It sounds like a pretty nifty component to have as part of your gameplay, right?
What are Echoes in Wuthering Waves?
Echoes, as previously mentioned, are dropped by enemies when defeated.

At any given time, you might equip up to five Echoes.
So, you’re probably wondering how best to catch them, quickly.
The more exploring you do, the higher your chances of locating them.

Once you figure out your preferred farming routes or locations, you’re free to repeat them.
Practice this to try and catch certain Echoes that you may have failed at finding previously.
you could also visit your friends' overworlds.

Absorbing Echoes plays a crucial role in this next part - increasing your Data Bank level.
Keep an eye on these statistics as your Data Dock XP increases.
And, the higher rarity they’ll be.
That’s everything there is to know about farming Echoes in Wuthering Waves.