Avoid "driver downloader" sites that might bundle malware. Stick to the official sources:

Once you program your buttons in Oscar Editor and click "Download to Mouse," those settings stay with the hardware. You can plug your mouse into a different PC, and your macros will still work without any software installed. 4. Need a quick fix without official software? Driver Download - Support - A4TECH

If you're hunting for a driver for your mouse, you’re likely looking to unlock its famous macro capabilities or fix button issues. The X7 series is a gaming classic, but because there are so many variations (like the X-710BK, XL-750BH, or the newer X89), finding the "right" driver can be a bit of a puzzle. 1. Which software do you actually need?

Visit x7.a4tech.com/download.aspx to find the software categorized by your model number.