2. Select the Memory control panel from the control panels menu item under the Apple menu.
3. Drag the lever to choose the percentage of available memory you want to use for your RAM disk. Or click the Off button if you want to remove the RAM disk.
Note: You can't change the RAM disk setting while there are files on it.
4. Close the Memory control panel.
5. Choose Restart from the Special menu.
If you resized your RAM disk, a new RAM disk icon appears on the desktop when the computer restarts. If you removed your RAM disk, no icon appears.
For additional RAM Disk information, see the following articles: