.iso files of installation

Hello,

I wanted to know, after recoveringisoWindows7 installation,and Ubuntu, I haveinstalledVMWareWorkstation,and wanted to knowif I couldthenremove the installation.iso?

Because I've tried removingtheUbuntuiso, but he saideveryboot up, it lacksthe.iso

I wanted to knowexactlywhat to do

thank you