This guide explains how to install this modpack using Prism Launcher.
Before installing, make sure you have:
- Latest version of Prism Launcher
- A valid Minecraft Java Edition account
- At least 6-8 GB of RAM available (8 GB recommended)
Download Prism Launcher here: https://prismlauncher.org/
Download the latest .zip release from the GitHub Releases page.
Example:
MyModpack-v1.0.zip
Do not extract the ZIP file.
Launch Prism Launcher.
Click:
Add Instance
Select:
Import
Browse to the downloaded modpack ZIP.
Select the file and click:
Open
Prism Launcher will automatically import everything.
Prism Launcher will:
- Download Minecraft
- Download Fabric/Forge/NeoForge (if required)
- Download all mods
- Create the instance
This may take several minutes depending on your internet connection.
Double-click the new instance.
The first launch may take several minutes while Minecraft initializes.
If the modpack runs slowly or crashes with memory errors:
Right-click the instance and select:
Edit
Open:
Settings
Enable:
Memory
Recommended values:
| System RAM | Allocate |
|---|---|
| 8 GB | 4 GB |
| 16 GB | 6 GB |
| 32 GB | 8 GB |
Avoid allocating more than half of your system memory.
When a new version is released:
- Download the new ZIP.
- Import it into Prism Launcher.
- If prompted, choose to update the existing instance.
Always back up your saves before updating.
Install Java 21 (or the version required by the modpack).
Prism Launcher can usually download and manage Java automatically.
Try the following:
- Restart Prism Launcher
- Verify your internet connection
- Allocate more RAM
- Update graphics drivers
- Make sure you are using the latest modpack version
Some antivirus software or firewalls may block downloads.
Try:
- Clicking Retry
- Restarting Prism Launcher
- Temporarily disabling aggressive antivirus protection
No.
Import the ZIP directly into Prism Launcher.
You can, but additional mods are not officially supported and may cause issues.