How to install android-x86 9.0 on Oracle VM Virtualbox
1- Open Oracle VM VirtualBox.
2- Choose New from Machine menu.
3- Give your VM a name, and choose a location for it.
Type =Linux, and version Other Linux (64-bit)
Increase memory size to 2048 MB (2 GB), and press Create
4- Increase file size to 16 gb if you want, and press Create
5 - Go to Settings
6- From System go to Processor, and assign 2 CPUs
7- Go to Acceleration, and change Paravirtualization Interface to KVM.
8- Go to Display, and change Video Memory to 128, and change Graphics Controller to VBoxSVGA, then press OK to save all changes.
9- Press Start
10- It will ask if you want to use Virtual CD/DVD (ISO), or your physical optical drive
11- Press on the folder icon, and another window will pop
12- Press Add, and locate the ISO file you want to use, and press Choose
13- Now press Start
14- Scroll down, and choose Advanced options…
15- Choose Auto Installation (that will save a lot of time)
16- Confirm it by choosing Yes.
17- Wait until you get this message
18- Close this window, and choose Power off the machine
19- Go to Settings » Storage, and select android-x86-9.0-r2.iso, and press remove selected, then press OK
20- Press Start
21- Choose Android-x86 9.0-r2
22- Choose your language, and press START
23- Click See all Wi-Fi networks, and connect to VirtWifi
24- If you want to connect your Google account, and restore your application, and data click NEXT
25- Choose A backup from the cloud
26- Enter your E-mail, then enter your password
27- Adjust Date & time, and press NEXT
28- Turn off all Google Services (no need for them to be used on a VM)
29- Choose Pattern, PIN, or Password to unlock your screen
30- Press No THANKS
31- Select Quickstep, and choose Always
32- Now, you can use Play Store to install any application you want. Enjoy!