Functional Storage Downgrade Fix
This is a patch that fixes the conditions under which Functional Storage's Iron downgrade can be applied and prevents the item overstack bug.
⬇ Download on CurseForgeThe author built this one for Minecraft 1.20.1 on Forge. On other versions it may install and then do nothing.
Functional Storage Downgrade Fix (MC 1.20.1)
A small patch that fixes an item overstack issue in Functional Storage for Minecraft 1.20.1. This patch fixes the conditions under which the Functional Storage iron downgrade can be applied and prevents the item overstack bug.
Requirements
- Minecraft 1.20.1
- Functional Storage (1.20.1-1.2.10 or later)
LICENSE
Functional Storage is distributed under the MIT License.
The original license text can be found in LICENSE-FunctionalStorage.
Disclaimer
This project is an independent compatibility fix and is not affiliated with the original Functional Storage developers.
- Ships as FunctionalStorage-Downgrade-Fix-1.2.0.jar — drop this file into the mods folder
- Download size: 147 KB
- Download link checked 23 Aug 2026 — working
These come from our own check of the pack file, not from the source page.