You are looking for a .jar file. Ensure you have the base WorldEdit plugin installed as well, as FAWE acts as an injector/bridge for it. Installation Guide
It is significantly faster than the base plugin, often finishing tasks in seconds that would take minutes otherwise.
Now works with virtually no limit on block count. fastasyncworldedit 1.12.2 download
Installing FAWE is straightforward, but there is one specific step you can't skip for version 1.12.2.
Check your Java version. While Minecraft 1.12.2 usually runs on Java 8, some FAWE builds might require a specific sub-version. You are looking for a
The "Async" in the name is the secret sauce. While standard WorldEdit processes changes on the main server thread (which causes lag), FAWE handles them in the background.
Once installed, you use the same commands you already know, but with more power. Now works with virtually no limit on block count
Use smooth, lift, or erode brushes with zero delay.