Many third-party "driver updater" websites offer fake RS1081B drivers that contain malware. Always source your drivers from official channels.
Windows 11 introduced several security and performance features that broke older RS1081B drivers: rs1081b driver windows 11 new
Sometimes Windows 11 disables older protocols for security. Open Network Connections in the Run box), right-click your adapter, select Properties , and ensure "802.11n Mode" is set to Restart for Memory Integrity: right-click your adapter
The newest Windows 11 24H2 update introduced a Wi-Fi stack change. If your RS1081B connects but drops after 5 minutes: rs1081b driver windows 11 new