Visit x7.a4tech.com/download.aspx to find the software categorized by your model number.
Check the sticker on the bottom of the mouse before downloading. Using the wrong version of Oscar Editor often leads to the "Mouse not detected" error.
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
Specifically for models with the V-Track sensor (look for a tiny hole on the bottom of the mouse instead of a large lens).
The modern version used for newer models like the X77, X87, and X89 . 2. Where to download safely
For localized versions and specific older models, x7ru.a4tech.com/download.aspx is often more comprehensive for European users. 3. Pro Tips for Installation