How to duplicate items in 1.21.4 Minecraft Java Edition. This method is straightforward and requires you to use Task Manager to crash the game and double your items. Given enough …

Learn the latest working item duplication glitches for both Minecraft Java 1.21.4 and Bedrock 1.20.70 editions. Step-by-step tutorials with proven methods.

Jun 18, 2024 · Duplication glitches are some of the most powerful glitches in all of Minecraft. These bugs are able to duplicate items, either as individual drops when broken or as entire …

For Java Edition, this can happen in the Minecraft Launcher, but on Bedrock Edition, you must use third party applications in order to replicate these again. These third-party applications are …

Mar 9, 2024 · Learn four methods to duplicate items in Minecraft, including using save files, the Task Manager, Alt+F4, and a multiplayer trading trick with villagers.

Aug 27, 2025 · These are all the working duplication glitches in Minecraft 1.21.4 (Java Edition). Each method is fully tested and survival-friendly, letting you duplicate items, blocks, rails, …

In 24w18a (the latest 1.21 snapshot) we discovered a glitch that allowed us to duplicate items in a crafting grid. Sometimes if we crafted an item the items we used to craft wouldn't get used up, …