Windows 11/10 Network: Why aren't Computers Showing Up?

Windows 11/10 Network: Computers Not Showing

In a local network environment, it is common to have multiple computers running different versions of the Windows operating system, such as Windows 11 Home, Windows 10 Pro, and so on. These computers are often connected to a router, which may be from a variety of manufacturers, such as CISCO, TP-Link, or Mikrotik. The router typically acts as a DHCP and DNS server, providing IP addresses and name resolution services to the computers on the network.

Workgroup Settings

One common issue that can arise in this type of setup is that not all of the computers on the network are able to see each other. This can be caused by a variety of factors, but one common cause is incorrect workgroup settings. In Windows, a workgroup is a group of computers that can share resources, such as files and printers, with each other. By default, all computers on a network are members of the same workgroup, which is called WORKGROUP.

To check the workgroup settings on a Windows computer, follow these steps:

1. Right-click on the My Computer or This PC icon and select Properties.
2. In the System window, click on the Advanced system settings link.
3. In the System Properties window, click on the Computer Name tab.
4. Under the To rename this computer or change its domain or workgroup, click Change link.
5. In the Computer Name/Domain Changes window, you should see the current workgroup name. To change the workgroup, simply enter the new name in the Member of field and click OK.

It is important to make sure that all of the computers on the network are members of the same workgroup. If they are not, they will not be able to see each other or share resources.

DHCP and DNS Settings

Another common issue that can cause computers to not show up on a network is incorrect DHCP and DNS settings. DHCP (Dynamic Host Configuration Protocol) is a protocol that automatically assigns IP addresses to devices on a network. DNS (Domain Name System) is a system that translates domain names into IP addresses. Both of these protocols are essential for computers to be able to communicate with each other on a network.

To check the DHCP and DNS settings on a Windows computer, follow these steps:

1. Right-click on the Network Icon in the taskbar and select Open Network & Internet Settings.
2. In the Network & Internet window, click on the Change adapter options link.
3. Right-click on the network adapter that you are using to connect to the network and select Properties.
4. In the Properties window, scroll down and select Internet Protocol Version 4 (TCP/IPv4) and click the Properties button.
5. In the Internet Protocol Version 4 (TCP/IPv4) Properties window, make sure that the Obtain an IP address automatically and Obtain DNS server address automatically options are selected.

If these options are not selected, the computer may not be able to obtain a valid IP address or DNS server address, which can prevent it from communicating with other computers on the network.

In conclusion, there are several common issues that can cause computers to not show up on a network, including incorrect workgroup settings, DHCP and DNS settings. By following the steps outlined in this article, you should be able to resolve these issues and get your computers communicating with each other on the network.

References

• Windows Data Types
• Using Workgroups
• DHCP Server Overview
• DNS

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