No worrys, You have drive enough to install all features. Rui Vilarinho ----- Original Message ----- From: Johan Piryns To: dancing dots Sent: Saturday, June 02, 2012 2:23 PM Subject: [ddots-l] total gb after installation sonar Hi, How much gb do you need to install sonar on your drive? I have 4 dvd's, do I have them all installed? best regards Johan