Depending on your mouse model (gaming, office, or basic), you will likely need one of these three official software packages to manage your drivers:
Windows 7 is old, and sometimes new security certificates cause issues with older drivers. logitech mouse driver windows 7 64 bit
: If you own a gaming mouse like the G502 or G Pro, the Logitech Gaming Software is often preferred over the newer G HUB for Windows 7 users due to better stability on older operating systems. How to Install and Update Your Driver Depending on your mouse model (gaming, office, or