Documentation

Everything about DonutLauncher

Install it, run it, mod it, scan it, fix it. Written to be read once and then searched.

Start here

Install, sign in and play your first world in about five minutes.

What the launcher downloads, where it goes, and how to choose a version.

Which Java a version needs, and how to point the launcher at your own.

One folder, one version, one set of mods — and how to keep them apart.

Adding jars, loaders, the disabled-mod rules, and the ones the launcher refuses.

The server list, pinging, quick connect, and joining on launch.

Where your saves live and how to move or copy one safely.

How a jar is read, scored and explained — and what a score means.

Exactly what the launcher sends, when, and how to switch it off.

Why the launcher blocks certain jars and what to do about a false positive.

Crashes, black screens, sign-in failures — with the fix that usually works.

Short answers to the questions people actually ask.

How updates arrive, and how to switch back to a stable build.