Hello,my acer aspire 4520 wont recognize my wireless mouse since I installed windows 7.
More aboutacer aspire 4520 driver windows
Win7 has all the USB drivers you need. Check your BIOS settings to ensure the USB settings for "legacy," 1.1, and 2.0 (Hi-speed) are enabled. If your mouse came with software, you may want to install that, too.