> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://helpdesk.ggcircuit.com/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# Optimizing Network Card Settings

Network card is initialized at 100Mbps speed rather than 1Gbps speed.

### **Problem**

Network card is initialized at 100Mbps speed rather than 1Gbps speed.

### **Solution**

1. From the Start Menu, open the "Device Manager" snap-in.

![](https://ggcircuit.atlassian.net/wiki/download/attachments/15861301/image-20250602-213853.png?version=1&modificationDate=1748900339918&cacheVersion=1&api=v2)

2. Locate and expand the "Network Adapters" item in the list.

![](https://ggcircuit.atlassian.net/wiki/download/attachments/15861301/image-20250602-213932.png?version=1&modificationDate=1748900376938&cacheVersion=1&api=v2)

3. Right-click on the network adapter you wish to modify, then click the "Properties" context menu item.

![](https://ggcircuit.atlassian.net/wiki/download/attachments/15861301/image-20250602-213958.png?version=1&modificationDate=1748900403432&cacheVersion=1&api=v2)

4. Un-check the "Allow the computer to turn off this device to save power" checkbox, then click the "OK" button.

![](https://ggcircuit.atlassian.net/wiki/download/attachments/15861301/image-20250602-214047.png?version=1&modificationDate=1748900451919&cacheVersion=1&api=v2)

5. Within the Windows Task Bar, locate the "Network & Internet Settings" icon.

![](https://downloads.intercomcdn.com/i/o/310166348/d2e1c8d95d691082dd9ac910/image.png?expires=1620349200&signature=5eb7e5743756ac43ce651f1140b225523c49fdc48abe511e873ce7035b302640)

6. Right-click the "Network & Internet Settings" icon, then select the "Troubleshoot problems" context menu item.

![](https://downloads.intercomcdn.com/i/o/310166444/15b614ac8477cd0e883caff1/image.png?expires=1620349200&signature=09cd6ec5c5715f48a98a55317ea8d1c1469cca30dbd6d3741a8abd20264dd8ea)

7. Within the "Windows Network Diagnostics" wizard, click the "I'm having a different problem" button.

![](https://downloads.intercomcdn.com/i/o/310166570/775df6fb1f1bced3e859c7e6/image.png?expires=1620349200&signature=f414bc8b88a9ec3c573d761c80dffafbd8d0387f3429cc7cd33e0ab72d41de27)

8. Within the "Windows Network Diagnostics" wizard, click the "Use a specific network adapter (for example, Ethernet or wireless)" button.

![](https://downloads.intercomcdn.com/i/o/310166824/b44f6da522c0b0260296091a/image.png?expires=1620349200&signature=7069991649caebd102cb96ac535327f6f486b3d258416d661cbad73389d85b27)

9. Click the "Ethernet" radio button, then click "next".

![](https://downloads.intercomcdn.com/i/o/310166925/ee9a007b0dd1e4019000e79a/image.png?expires=1620349200&signature=c698ecf92a0c571ebf04f807ef67a0cefcd491f3c3d1ede0d09da1657a4cb718)

10. Windows will diagnose and correct any issues with the network adapter, then display a summary of the process.

![](https://downloads.intercomcdn.com/i/o/310167156/4fa65f719a59fb3dc177f221/image.png?expires=1620349200&signature=e56170580332532dbd8caf3ceaa0358065c025b354555364b62015faf5d03918)

11. Observe that the network adapter has reset to 1Gbps speed.

![](https://ggcircuit.atlassian.net/wiki/download/attachments/15861301/image-20250602-213932.png?version=1&modificationDate=1748900376938&cacheVersion=1&api=v2)

### **Additional Information**

At times, especially when running multiple disparate motherboards on the same system image, it can come to pass that the network card of one or more of the systems defaults to a slower speed (100Mbps, for example).