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How to Update Prism Launcher on Windows Without Losing Instances

1 minHow-to
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Practical Windows guide for "how to update prism launcher windows": instance setup, Java configuration, and mod management in Prism Launcher.

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how to update prism launcher windows
Category
Setup
OS Support
Windows 10 & Windows 11 (x64)
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How "how to update prism launcher windows" works in Prism Launcher

Minecraft players searching for **how to update prism launcher windows** want a fast, reliable workflow on Windows without corrupting existing worlds or fighting Java errors. Prism Launcher installs cleanly on Windows 10 and Windows 11 as either a standard installer or a self-contained Portable build, storing instances inside `%AppData%\PrismLauncher\instances`.

Whether you are managing isolated Instances, installing Modrinth & CurseForge Modpacks, switching Loaders, or tuning Java 17 & 21, Prism Launcher keeps every control in one tabbed window.

Prism Launcher on Windows showing several modpacks and instances
Prism Launcher keeps every instance, account and mod list in one window.

Step-by-step instructions on Windows

  1. Download the Windows installer or portable package from /download and open Prism Launcher.
  2. Sign in under **Accounts** (or select your offline profile for local single-player worlds).
  3. Open the **Setup** controls inside your instance (Right-click → **Edit**) or global **Settings** to apply your configuration.
  4. Click **Launch** and monitor the **Minecraft Log** tab if testing new mods or shaders.

Frequently asked questions

What is the quickest way to configure "how to update prism launcher windows" in Prism Launcher?

Install the latest Windows build from /download, right-click your target instance, and click **Edit** to access Version, Mods, and Java settings.

Will changing this setting affect my other Minecraft instances?

No. Every instance in Prism Launcher is isolated in its own folder unless you explicitly edit global launcher settings.

Get Prism Launcher

Windows, macOS & Linux

Free and open source. Sign in with the Microsoft account that owns Minecraft, then create your first instance.

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Prism Launcher screenshot showing the mod updating user-interface