Select the .inf file and click OK . Follow the remaining prompts to finish. Troubleshooting Common Issues ethernet problem - Microsoft Q&A
The JP108 USB LAN adapter is a compact device designed to allow computers without an onboard Ethernet port—or computers with a broken port—to connect to a network via an RJ45 cable. It converts a standard USB port into a Fast Ethernet port. Typically based on the JP1081 controller.
Match the Vendor/Product IDs to the chipset (Realtek, ASIX, etc.) to choose the correct driver. Jp108 Usb Lan Driver
Are you setting this up for a modern Windows 11 laptop, or a desktop running an older OS? Knowing this can help me refine the driver recommendations.
If you downloaded a .zip or .rar folder containing driver files (such as .inf , .sys , and .cat files): Select the
If you see VID_0BDA&PID_8152 , you have a chip.
Older macOS versions require dedicated drivers, while newer versions (macOS Big Sur and later) may struggle with compatibility due to dropped support for older USB 2.0 network chipsets. It converts a standard USB port into a Fast Ethernet port
The JP108 USB LAN adapter remains a highly convenient, economical choice for bringing wired internet stability to modern slimline computers. Ensuring peak performance comes down to locating the correct driver for its internal chipset—whether it is an SR9900 or an RTL8152 variant. For long-term system stability, always archive a working copy of the driver installation package on a local storage drive, guaranteeing offline access whenever you re-install your operating system.
When you plug the JP108 adapter into your computer, Windows usually attempts to install drivers automatically. However, this often fails, leading to the device showing up as an "Unknown Device" or "USB 2.0 to Fast Ethernet Adapter" with a yellow warning triangle in Device Manager.