After install ubuntu in VirtualBox and login, i find the ubuntu os screen resolution is configured at 800*600, this is not a good screen resolution for usage. I want to change it to at least 1920*1080. After investigate i finally find the method to change it.
Oracle cloud provide an always free service for virtual machine, database and network creation & usage. It is a very good news because of free usage. This article will tell you how to register oracle always free cloud account and how to create virtual machine instance in it, it also tell you how to setup …
When i install mac os high sierra or mojave on my virtualbox vritual machine. I meet an error that is can not select target disk to install the mac os. After investigate i finally find the method to fix this issue. This article will tell you how to fix it step by step.