This guide will show you how to properly add more RAM to your Minecraft client.
Normal Minecraft Launcher
To assign more RAM to the default Minecraft launcher, you need to do the following:
- Open your Minecraft launcher and click on the
Installations
tab.
- Select the one you want to change the amount of RAM for, click on the
...
button and then onEdit
.
- Click on
MORE OPTIONS
and change underJVM ARGUMENT
the first number found after-Xmx
to the amount of RAM you want, then save.
For example, to assign 6GB RAM it will look like the following:
-Xmx6G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M
CurseForge Launcher
To assign more RAM to the CurseForge launcher, you need to do the following:
- Open your CurseForge launcher and click on the Settings icon from the launcher, down on the right side.
- Click on
Minecraft
, then scroll down until you seeJava Settings
and change theAllocated Memory
to the amount you want
FTB Launcher
To assign more RAM to the FTB launcher, you need to do the following:
- Open your FTB launcher and click on the
My Modpacks
tab.
- Select the one you want to change the amount of RAM for, click on the
...
button.
- Click on
Settings
and change theINSTANCE MEMORY
to the desired value.
AT Launcher
To assign more RAM to the AT Launcher, you need to do the following:
- Open your AT Launcher and click on the
Settings
tab.
- Click on the
Java/Minecraft
tab above, then findMaximum Memory/Ram
and change it to the amount of RAM you want in MB, not GB.
- Click on
Save
.
Technic Launcher
To assign more RAM to the Technic launcher, you need to do the following:
- Open your Technic launcher and click on the
Launcher Options
tab.
- Click on the
JAVA SETTINGS
tab and change theMemory
to the amount you want.
Void Launcher
To assign more RAM to the Void launcher, you need to do the following:
- Open your Void launcher and click on the
Options
tab.
- Find
MINECRAFT OPTIONS
and change theMEMORY SIZE ALLOCATED TO MINECRAFT:
to the amount you want.