Finding the official driver can be challenging due to the mouse being sold by different distributors. Eastern Times D-09 Mouse User Manual - Manuals+
While the mouse works instantly, users looking to customize the side buttons or fine-tune polling rates may encounter difficulties finding official "software". Easterntimes Tech Mouse | D-09 Et D-09 Mouse Driver Download-
Simply plug the included Nano receiver into an available USB port. Windows, macOS, and Chrome OS will automatically install the necessary generic HID (Human Interface Device) drivers. Finding the official driver can be challenging due