Network Card Support

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For the Mac equivalent, visit our Mac Software Updates & Software Upgrades guide.

Network errors may cause issues like: other players running in place, a delay after casting a spell or performing some other action, or NPCs or players showing up as Unknown. Follow these steps to resolve any issues:

  1. Update the drivers for your network adapter. If you're not sure what drivers you need, perform a web search with the exact model number of your network adapter.
  2. Make sure your networking hardware (external modem, PCI card, etc.) has the latest firmware and drivers installed.
  3. Changing your network card settings may correct the issue. Follow the steps below for your operating system.

    Please make a selection from the dropdown menu above.

    Windows XP

    1. Click Start, then click Control Panel.
    2. Click Switch to Classic View.
    3. Double click the System icon.
    4. Select the Hardware tab.
    5. Click Device Manager.
    6. Expand the Network Adapters section.
    7. Right-click your network card and select Properties.
    8. Click the Advanced tab.
      Note: The following options may not be available for your network card.
    9. Try disabling the Checksum Offload or Hardware Checksumming option,
    10. Try changing the Speed/Duplex option to 100 Mbps Full Duplex. If you have an older router you may need to use 10 Mbps Full Duplex.
    11. If you see a Power Management tab, click it and uncheck Allow the computer to turn off this device to save power.

    Windows Vista

    1. Click Start.
    2. Type Device Manager in the search field and press Enter.
    3. Expand the Network Adapters section.
    4. Right-click your network card and select Properties.
    5. Click the Advanced tab.
      Note: The following options may not be available for your network card.
    6. Try disabling the Checksum Offload or Hardware Checksumming option,
    7. Try changing the Speed/Duplex option to 100 Mbps Full Duplex. If you have an older router you may need to use 10 Mbps Full Duplex.
    8. If you see a Power Management tab, click it and uncheck Allow the computer to turn off this device to save power.

    Windows 7

    1. Click Start.
    2. Type Device Manager in the search field and press Enter.
    3. Expand the Network Adapters section.
    4. Right-click your network card and select Properties.
    5. Click the Advanced tab.
      Note: The following options may not be available for your network card.
    6. Try disabling the Checksum Offload or Hardware Checksumming option,
    7. Try changing the Speed/Duplex option to 100 Mbps Full Duplex. If you have an older router you may need to use 10 Mbps Full Duplex.
    8. If you see a Power Management tab, click it and uncheck Allow the computer to turn off this device to save power.

    Windows 8

    1. Press Windows Key+Q.
    2. Type Device Manager in the search field and press Enter.
    3. Click Device Manager.
    4. Expand the Network Adapters section.
    5. Right-click your network card and select Properties.
    6. Click the Advanced tab.
      Note: The following options may not be available for your network card.
    7. Try disabling the Checksum Offload or Hardware Checksumming option.
    8. Try changing the Speed/Duplex option to 100 Mbps Full Duplex. If you have an older router you may need to use 10 Mbps Full Duplex.
    9. If you see a Power Management tab, click it and uncheck Allow the computer to turn off this device to save power.

    Windows 10

    1. Click Start.
    2. Type Device Manager press Enter.
    3. Expand the Network Adapters section.
    4. Right-click your network card and select Properties.
    5. Click the Advanced tab.
      Note: The following options may not be available for your network card.
    6. Try disabling the Checksum Offload or Hardware Checksumming option.
    7. Try changing the Speed/Duplex option to 100 Mbps Full Duplex. If you have an older router you may need to use 10 Mbps Full Duplex.
    8. If you see a Power Management tab, click it and uncheck Allow the computer to turn off this device to save power.

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