Unixcop published a tutorial about installing Texstudio on Ubuntu 20.04 or 22.04 LTS.
How To Install Texstudio on Ubuntu 20.04 | 22.04 LTS
In this article, we will show you how to install Texstudio on Ubuntu systems. TeXstudio is a cross-platform open-source LaTeX editor. Its features include an interactive spelling checker, code folding, and syntax highlighting. It does not provide LaTeX itself – the user must choose a TeX distribution and install it first.