Please found out your guest machine ' Menu Box Button', that is at the right You will see ' Power Off' under the name of your guest machine. When you enter VirtualBox APP, then you see ' Oracle Vm VirtualBox Manager',įound out your guest machine name button, as mine is ' linux_debian_11', Height ' 800', and adjust ' Scale Factor' to ' 200%', then click ' Preference', then enter ' VirtualBox - General', click Display,Ĭhoose ' Maximum screen size' to ' Hint' with Width ' 1280' and Move your mouse to top menu, found out VirtualBoxlogo, select My virtual machine VirtualBox 6.1.32 Max scale factor is 300% Īnd, VirtualBox default interface is 400*300with scale factor 100% Ĭlick VirtualBox APP, then you see ' Oracle Vm VirtualBox Manager', My host machine macOS Retina display is 13.3 inch ( 2560*1600) Just as Virtual Box manually installed Debian on Mac for example:

Step is to restart host machine(e.g: macOS/Windows). Guest's scale factor, third step is to adjust guest's resolution, fourth Machine's scale factor and maximum screen size, second step is to adjust When a new virtual machine witness on mac, first step is to adjust virtual Please do the same functional operation on your Host Windows, VM VirtualBox and guest ' Arch Linux'. I have just used ' VirtualBox' to install ' Debian' on ' Mac', so just use this for example. Just adjust VirtualBox-General's Display ' Maximum screen size' and ' Scale Factor' Īnd adjust guest machine-General's Display ' Scale Factor' Īlso choose guest machine-Settings's Display ' Resolution'.

Make virtualbox full screen