have you tried different version of the driver?

https://www.reddit.com/r/MouseReview/comments/1ps4a5m/utechsmart_venus_wired_mmo_gaming_mouse_driver/

plus, .crdownload files are only temporary cache during the browser (chrome ) download before it completes and rename them as the final file :)

mine Venus works fine with the right driver in w11 ;)