The most reliable way to get this working is through a dedicated launcher. Clients like Lunar Client , Badlion , or Labymod often include "Level Head" or "Togglesneak" features, but for actual Fast Place, you usually need to look into their specific mod settings menus.
(e.g., for PvP, building, or lag compensation): fast block place mod 189 work
Enables advanced bridging techniques like Godbridging, Moonwalking, and Breezily bridging with significantly lower risk of falling through missed blocks. The most reliable way to get this working
: It is highly popular in Creative building or Bedwars/Skywars for rapid bridging, though it is often considered a "disallowed modification" on many competitive servers due to the unfair advantage in speed. but for actual Fast Place