
AdvancementsScreenOptimizer
Optimizes rendering the advancements screen
About this Mod
AdvancementsScreen Optimizer
⚠️ Mojang fixed this issue in 1.21.2+, so this mod is no longer required ⚠️
Optimizes how the advancements screen is rendered
Some mods that modify the advancements screen might be incompatible!
How it works
Minecraft has to render a lot of textures when drawing the advancements screen. These include
- the background
- the icons
- the lines
For each one it draws all the textures individually, requiring communication with the GPU each time.
The mod improves performance by batching most draw calls, so only a single one is made.
Furthermore, it avoids drawing textures which are outside the advancements screen.
Before

After

Available Versions
How to Install AdvancementsScreenOptimizer on Your Server
Order Server
Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).
Set fabric Loader
In the panel under "Egg", select the fabric loader and matching Minecraft version (1.21.1).
Install Mod
Open the mod browser in the dashboard and search for "AdvancementsScreenOptimizer". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.21.1, 1.21
Server-side
✗ UnsupportedRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
AdvancementsScreenOptimizer server crashes on startup – what to do?
Most common cause: wrong fabric version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.21.1). You can switch loaders with one click in the panel.
Is AdvancementsScreenOptimizer compatible with fabric?
AdvancementsScreenOptimizer officially supports fabric for Minecraft 1.21.1, 1.21. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with AdvancementsScreenOptimizer – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if AdvancementsScreenOptimizer consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.
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Rent Modded Server
Install AdvancementsScreenOptimizer with just one click on your server.