For me neither "minimize/restore" nor "unfocus/refocus" makes the menu reappear in Impress. My workaround is to open Impress first and the use the File->open dialog to open my document.
For me neither "minimize/restore" nor "unfocus/refocus" makes the menu reappear in Impress. My workaround is to open Impress first and the use the File->open dialog to open my document.