If you haven't registered your purchase yet, you must do so before the download becomes available. Open the . Log in to your account. Click Register New Product . Enter your EZdrummer 3 Serial Number . Step 2: Download the Core Library

Use a USB 3.0 or Thunderbolt SSD. Using a slow HDD may cause "disk lag" errors during playback.

If you are offline, you will need to follow the manual authorization steps provided in the Manager. Step 5: Setting the Path in EZdrummer 3

If you installed the library on an external drive, you may need to tell the software where to find it.