Mac Mini (late 2012) running El Cap (10.11.6) host with 16 GB RAM VirtualBox 5.2.8 Trying to install El Cap as guest using Selecting In Wizard either Mac OS X (64 bit) or Mac OSX 10.11 El Capitan (64 bit) gives same end result Assign 4 GB RAM Create Virtual Hard disk - VDI Dynamically 49 GB. Install Os X El Capitan.dmg Virtualbox 7 Download OS X El Capitan. For the strongest security and latest features, find out whether you can upgrade to macOS Catalina, the latest version of macOS. If you still need OS X El Capitan, use this link: Download OS X El Capitan. A file named InstallMacOSX.dmg will download to your Mac. Before going to install Mac OS X El Capitan on Virtualbox, you have to download VirtualBox. Following that, you successfully downloaded VirtualBox install the applications on your PC. Remember 1 thing which VirtualBox and VMware Workstation this also is one of the essential tools for Virtualization.

Mac Mini (late 2012) running El Cap (10.11.6) host with 16 GB RAM
VirtualBox 5.2.8
Trying to install El Cap as guest using
Selecting In Wizard either Mac OS X (64 bit) or Mac OSX 10.11 El Capitan (64 bit) gives same end result
Assign 4 GB RAM
Create Virtual Hard disk - VDI Dynamically 49 GB
System settings ICH9 - enable I/O APC - enable EFI - Hardware Clock in UTC
Processor 1 CPU - Execution Cap 100% - enable PAE/NX
Paravirtualization interface is default - Hardware virtualization enable nested paging

El Capitan Os X Download

Display 128 MB - 1 monitor - scale factor 100%
All other settings default

How To Install El Capitan On Virtualbox

Start VM and select 'Install OS X El Capitan.dmg' from the menu.
Booting starts.

El Capitan Virtualbox Image

Pauses after ApplFSCompressionTypeZlib load succeeded.
Sometimes it stayes there forever (well longer than I can wait!) and sometimesz it goes on to
Missing Bluetooth Controller.
Another pause then screen turns to garbage with 'no enrtry' sign (circle with slash through it)
How can I get it to work?
Thanks!