In Device Manager, right-click the "PCI Serial Port" and select . Go to the Details tab. Select Hardware Ids from the dropdown menu.
Look at the other hardware IDs on that list to find the code for your specific serial controller. 3. Search and Install the Driver Manually
Testing ASM1083 PCIe to PCI Bridge and get legacy ... - GitHub asmedia asm1083 serial port driver windows 10
Restart your computer and enter your BIOS/UEFI settings. Look for a setting named Above 4G Decoding and toggle its status (if it is enabled, disable it; if it is disabled, try enabling it). Additionally, ensure your motherboard's chipset drivers are fully updated to the latest version provided by your motherboard manufacturer. Data Corruption or Dropouts
The ASMedia ASM1083 is a PCIe to PCI bridge chip, not a traditional standalone serial port controller. Windows 10 often mislabels its generic driver requirement as a "Serial Port" device in Device Manager when the correct PCI Bridge driver is missing. In Device Manager, right-click the "PCI Serial Port"
Try toggling "Compatibility Support Module" in your BIOS settings.
What is the showing in your Device Manager? Look at the other hardware IDs on that
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Older serial port drivers may lack the digital signatures required by 64-bit versions of Windows 10.
Because the ASM1083 is a bridge, Windows 10 usually manages it using the built-in "PCI-to-PCI Bridge" driver. If your serial port isn't working, the issue likely lies with the driver for the specific card plugged into the PCI slot, rather than the ASMedia bridge itself. How to Install the Correct Drivers