Version 4.5 adds the following :-

Search Bar : for searching media in the current directory and directories below

Universal Cloud Integration:  expanded the "Cloud Sync" capabilities from just Google Drive to include OneDrive and MEGA, making the project accessible to a much wider audience. Just use one type when selecting during the install.

SVG Icon Graphics for Media types

You can download / upgrade by running the following on the Raspberry Pi (either SSH into the Pi or on the actual Pi) :-

wget -qO- https://raw.githubusercontent.com/diddy-boy/mini-pi-media-server/main/install.sh | bash