[Minecraft] Underground Iron Farm | Small, Easy and Cheap Design for 1.14.3 - 1.16.3 (Java Edition)

Another iron farm design for the latest version of Minecraft (1.16.3)
Also work on 1.14.3 and later updates

The goals for this design is to make it as easy as I can
and to make an iron farm that's not floating randomly in the air

Hoping someone would find this useful

Check out my other Underground farms
Unlimited Villager Breeder : https://www.youtube.com/watch?v=6094qOthG2E
Automatic Crop Farm : https://www.youtube.com/watch?v=C7UPgHb3rkE

Update : you don't need any workstation for version 1.16+
don't forget to prevent the zombie from despawning (let him hold an item or name him)
This design does not work for Bedrock Edition

If your farm doesn't work
Most likely - there must be some cave or empty space near the villagers (you need to locate and get rid of them)
Maybe - your villagers haven't slept
Maybe - your villagers haven't worked on their station (for version 1.14.3 - 1.15.2)

Видео [Minecraft] Underground Iron Farm | Small, Easy and Cheap Design for 1.14.3 - 1.16.3 (Java Edition) канала WannaSit