Windows Update’s driver delivery mechanism overrides your manual install. Fix:
| Problem | Potential Solution | | :--- | :--- | | | Run the network troubleshooter. Right-click the network icon in the system tray > Troubleshoot problems . | | Driver installation fails or rollback is grayed out | Uninstall the existing driver first. In Device Manager, right-click the adapter > Uninstall device and check " Delete the driver software for this device " before reinstalling. | | Adapter disappears after sleep or restart | This is a known issue. Re-running the rtk-nic-driver-installer.sfx.exe file can often reinitialize and re-recognize the controller. | | Yellow exclamation mark in Device Manager | Try installing an older driver version, as the latest one may have compatibility issues. Also, confirm the Ethernet controller is enabled in your BIOS. | | Network adapter not showing at all (especially after a Windows 11 update) | Update your motherboard's chipset drivers. In some cases, after a Windows 11 upgrade, the Ethernet adapter was missing until the chipset drivers were updated. | | System crashes with a Blue Screen of Death (BSOD) | If the crash refers to a rtu53cx22x64.sys or similar, try rolling back the driver to an earlier version or uninstalling it completely. | rtk-nic-driver-installer.sfx.exe windows 11
) into a single executable that automatically extracts and runs the installation wizard when opened. Target Devices: | | Driver installation fails or rollback is
The self-extracting file will open a installation wizard. Click "Next," accept the license agreement, and follow the steps to install the Realtek drivers. Re-running the rtk-nic-driver-installer