If you are looking to farm Ether Cylinders in Xenoblade Chronicles 3, the best places to farm them are new areas. In short, new recently unlocked areas in Xenoblade Chronicles 3 have several locations called Ether Channels marked on the map where you can fill your main Ether Cylinder. So, if you want to farm Ether Cylinders, you must be on the continuous hunt for new Ether Channel locations to refill your main Ether Cylinder.
That said, at Ether Channel locations in Xenoblade Chronicles 3, you can fill your main Ether Cylinder by using the Ether channel. To use the Ether Channel, walk up to it and press the A key. After pressing the A key, your character will proceed to gather up all Ether inside the Ether Channel.
Where to find Ether Channels in Xenoblade Chronicles 3
To find Ether Channels in Xenoblade Chronicles 3, you must search the map for circle icons like the one shown in the image below. These icons mark locations of Ether Channels that you can use to refill your main Ether Cylinder.
What are Ether Cylinders used for in Xenoblade Chronicles 3?
In Xenoblade Chronicles 3, players can use Ether Cylinders to turn on Ferronis Hulks which can lead to special resources and other rewards. The other use for Ether Cylinders is Gem crafting in the game. In short, most gems require a certain amount of Ether Cylinders to craft and unlock. Because of this, we recommended searching for new Ether Channels so that you can unlock more powerful gems to assist you in the game.
For more on Xenoblade Chronicles 3, we at Pro Game Guides have you covered with guides like How Skirmishes work in Xenoblade Chronicles 3 and What does building up affinity do in Xenoblade Chronicles 3?.