Would like to install on computer and not in cloud
Did you try it? I don’t think you can, but hit the download button and see what happens.
Please see answer in this post → chrome book application?.
Obviously working for others as evident in this question → LibreOffice autorecovery replaced my saved document with an older saved version.
As stated, it does require modifying the Chromebook software!
If this answers your question please tick the (upper left area of answer). It helps others to know there was an accepted answer.