Before diving into download links, understand the landscape. Windows 7 reached its End of Life (EOL) in January 2020. Consequently, many hardware manufacturers—including the vendor behind Enter-branded adapters—have removed Windows 7 drivers from their primary support pages. The E W170 adapter often uses a Realtek RTL8811AU, RTL8812BU, or MediaTek chipset, but Windows 7 lacks native drivers for these newer chips.
If you have a wired internet connection (Ethernet), you can use the Update Driver enter wifi adapter e w170 driver download for windows 7
The can work reliably on Windows 7 , but it demands patience and the right driver source. Your best path is: Before diving into download links, understand the landscape