Because the D-09 is a plug-and-play device, a formal "driver download" file is usually not required. Automatic Installation:
Press the top button to cycle between 800/1200/1600/2000/2400 DPI. The LED flashes (1–5 times) to indicate the setting. Power Saving: Et D-09 Mouse Driver Download-
If the connection is lost, try re-plugging the Nano receiver. Uncontrollable Movement: Because the D-09 is a plug-and-play device, a
The mouse has an automatic sleep mode if not used for 8 minutes. LED Light Control: Et D-09 Mouse Driver Download-
Disclaimer: Some Eastern Times drivers might be difficult to locate on their official site, so rely on the automatic Windows update feature. Can't download mouse drivers from website : r/techsupport