Go to the Wubiuefi GitHub Releases to find the version compatible with Ubuntu 18.04.
Place the wubi.exe installer and the Ubuntu 18.04 ISO in the same folder on your Windows computer. Installation Steps Ubuntu 18.04.6 LTS (Bionic Beaver) wubi installer for ubuntu 18.04 download
Wubi (Windows-based Ubuntu Installer) was originally designed to let Windows users install Ubuntu like a standard Windows application. Unlike traditional Linux installations, Wubi does not require you to manually partition your hard drive. Instead, it creates a virtual disk file inside your Windows partition, allowing you to boot into Ubuntu directly from the Windows Boot Manager. How to Download Wubi for Ubuntu 18.04 Go to the Wubiuefi GitHub Releases to find
Since official support ended with Ubuntu 12.10, you must use the community fork to install 18.04. wubi installer for ubuntu 18.04 download