After upgrading from Windows 8.1 Pro to Windows 10 my internet connection via Realtek 8111F Gigabit LAN. Realtek 8111F Gigabit Lan not working after upgrade to Windows 10. Broadcom NetXtreme 57xx Gigabit Controller: Driver initialization fail in Drivers and Hardware. The package provides the installation files for Realtek RTL8168/8111 PCI-E Gigabit Ethernet NIC Driver version 5.708.1030.2008. In order to manually update your driver, follow the steps below (the next steps): 1. Go to Device Manager (right click on My Computer, choose Manage and then find Device Manager in the left panel) 2.

Realtek 8111g Gigabit Lan Controller Drivers

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From Realtek Semiconductor:
Realtek RTL8168/8111 PCI-E Gigabit Ethernet NIC: The Realtek RTL8168 Gigabit Ethernet controller combines a triple-speed IEEE 802.3 compliant Media Access Controller (MAC) with a triple-speed Ethernet transceiver, PCI Express bus controller, and embedded memory. With state-of-the-art DSP technology and mixed-mode signal technology, it offers high-speed transmission over CAT 5 UTP cable or CAT 3 UTP (10Mbps only) cable. Functions such as Crossover Detection & Auto-Correction, polarity correction, adaptive equalization, cross-talk cancellation, echo cancellation, timing recovery, and error correction are implemented to provide robust transmission and reception capability at high speeds.
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Hi,

Thank you for posting your query on Microsoft Community.

As you have mentioned that you are unable to use internet as you are facing issue with the Network adapter. You could face this issue due to old or corrupt Network Driver. The issue could if there is some settings get corrupted.

Run the Network Adapter Troubleshooter

The Network Adapter troubleshooter is an automated tool which will check the adapter in the computer for any known issues and provides the details and on how to fix them. Follow these steps and run the troubleshooter.

  1. Press “Windows Logo” + “W” keys from the keyboard.
  2. Type “Troubleshooting” in the search bar and press “Enter”.
  3. In the “Troubleshooting” window, click on “View All” on the left pane.
  4. Click on “Network Adapter”.
  5. Click on “Advanced” and then click on “Run as Administrator”.
  6. Click “Next” and follow the on-screen instructions to complete the troubleshooting process.

Please check the troubleshooting report and let’s know the details. You may also try the suggestions given by the troubleshooter and check if that helps.

The issue could also be related to the Network Adapter drivers and other updates. I want to inform you that updates will be released by Microsoft. So, I would suggest you to keep checking your Windows updates not only important one but optional too. If any available try to install them and see if it helps you to fix the issue.

First try to install all of the Windows updates available and if issue persists, try to update the Network Adapter drivers by following the steps provided in the article mentioned below.

Realtek 8111g Gigabit Lan Controller Driver Windows 10

If issue still persists, then install the drivers in compatibility mode and check if that works.
Make older programs compatible with this version of Windows
http://windows.microsoft.com/en-in/windows-8/older-programs-compatible-version-windows

Reference:

Realtek 8111g 1 x gigabit lan controller driver

Realtek 8111g 1 X Gigabit Lan Controller(s) Driver

For more information and suggestions regarding the Network and Network Adapter issues, you may also refer to these articles:

Gigabit

Note: These articles are for Windows 8/8.1 but steps hold good for Windows 10

Gigabit Lan Driver Download

Hope this would help. If issue still persists post back with current status of your computer and result of the proposed suggestion, we will be happy to assist you.