Most UGREEN mice are free to use without extra software; when customization is needed, the official UGREEN utility (when available) is typically free and found on their support/download page.
For the vast majority of UGREEN mouse users, the experience is exactly as advertised: ugreen mouse driver free
: Features silent micro-switches that keep clicking noise below 40 dB, ideal for shared workspaces. Intelligent Power Management Most UGREEN mice are free to use without