Avoid "driver updater" scams. Do not download from softonic.com, driverdr.com, or similar adware farms. Use the following verified sources.
The RTL8187 chipset is famous for its exceptional receive sensitivity and long-range capabilities when paired with high-gain antennas. Rtl8187 Wireless Driver Windows 10 Download --BEST
Because this is a legacy device, official Realtek direct links can be hard to find. These sources are considered the most reliable: DriverScape Realtek RTL8187 Avoid "driver updater" scams
Find "RTL8187" (it may appear under "Other Devices" with a yellow exclamation mark). Right-click it and select Update driver . Browse Local Files: Select Browse my computer for drivers . Rtl8187 Wireless Driver Windows 10 Download --BEST