---
title: "Prism Launcher Launcher Exit Code 143 | Prism Launcher"
description: "\"prism launcher exit code 143\" is a real Prism Launcher search. Install the launcher, pick Java per instance, then add a pack or mods. Download Prism Launcher from /download."
canonical: https://prismlauncher.ink/howto/prism-launcher-exit-code-143
updated: 2026-10-17
---

# Prism Launcher Launcher Exit Code 143

"prism launcher exit code 143" is a real Prism Launcher search. Install the launcher, pick Java per instance, then add a pack or mods.

## Facts (2026-10-17)

- **Query:** prism launcher exit code 143
- **Product:** Prism Launcher

## What "prism launcher exit code 143" means

People type "prism launcher exit code 143" when they want an open-source Minecraft launcher with isolated instances.

Each instance has its own mods, worlds and Java. The game files still come from Mojang for accounts that own Minecraft.

Get the Windows build at [/download](https://prismlauncher.ink/download).

## Steps

1. Install from [/download](https://prismlauncher.ink/download).
2. Sign in with a Microsoft account that owns the game.
3. Add an instance, then a loader or a modpack from Modrinth or CurseForge.

## FAQ

### Is "prism launcher exit code 143" the official Minecraft Launcher?

No. Prism is a community launcher. You still need a Minecraft account you own.

### Where is the installer?

On [/download](https://prismlauncher.ink/download) on this host.

## Related

- [Prism Launcher Windows Setup & Installation](https://prismlauncher.ink/setup)
- [Prism Launcher How-To Tutorials](https://prismlauncher.ink/howto)
- [How to Fix Minecraft Exit Code 1 & Exit Code -1 in Prism Launcher](https://prismlauncher.ink/howto/fix-minecraft-exit-code-1-prism-launcher)
- [How to Install Shaders (Iris + Complementary / BSL) in Prism Launcher](https://prismlauncher.ink/howto/how-to-install-shaders-iris-complementary-prism)
- [How to Read the Prism Launcher Log & Share a Crash Link via mclo.gs](https://prismlauncher.ink/howto/how-to-read-and-share-crash-logs-mclogs)

## Download

Free and open source: [Download Prism Launcher](https://prismlauncher.ink/download)

Markdown mirror: https://prismlauncher.ink/howto/prism-launcher-exit-code-143.md