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Public IP refers to a non-reserved address connected to the Internet using the public network, and can be freely accessed by other computers on the Internet. Each computer on the Internet has an independent IP address. This IP address uniquely identifies a computer on the Internet. This IP address refers to the public IP address.

Starting with build 22557 and later, Windows 11 requires an Internet connection to complete first-time setup, also known as the Out-of-Box Experience (OOBE) for Home and Pro editions, although there is a way to bypass this requirement entirely. Since Microsoft wants users to connect their computers to their Microsoft accounts, the company is making changes to the initial Windows 11 setup that will make it nearly impossible to proceed with a clean installation without an Internet connection. Alternatively, if Settings detects that the device has no network connection, you will be sent to the Oops, you lost your Internet connection screen. If you click on the retry option you will see Connect to the Internet again

The main communication protocol used by the Internet is "TCP/IP protocol", TCP/IP transmission protocol, namely transmission control/network protocol, also called network communication protocol; it is the most basic communication protocol in the use of the network, TCP/IP The IP transport protocol stipulates the standards and methods for communication between various parts of the Internet.

When we use computers, we are all connected to the Internet. Only with the Internet can we surf the Internet. Recently, many users have asked me how to solve the problem of Win11 unable to connect to the Internet? Users can directly open the best matching service application provided by the system to set it up. Let this site carefully introduce to users the solution to the problem that Win11 computers cannot access the Internet. Solution 1 for Win11 computers unable to access the internet: You can press the Win+S key combination, or click the search icon next to the bottom taskbar to open the Windows search window. Enter "service" in the search box, and then click to open the best matching service application given by the system. Method Two

Steps to delete temporary Internet files: 1. Press win+r to open "Run", enter: %temp% command in the run dialog box, click OK or press Enter to open the user account temporary folder; 2. After opening the Temp folder Press the Ctrl+A keys, select all temporary files, right-click, and click "Delete" in the right-click menu; 3. If there are individual temporary files that cannot be deleted, restart the computer to delete them.

Operation steps for Internet Options that cannot be opened: 1. Open IE browser, click the "Tools" menu, and select "Internet Options"; 2. In the opened "Internet Options" window, click the "Advanced" tab; 3. In the "Advanced" tab, find the "Reset" button and click the button; 4. In the pop-up "Reset Internet Explorer Settings" window, check the "Delete Personal Settings" option, and then click the "Reset" button; 5. Wait for the reset to complete, then restart the computer and so on.

The basic structure and technology of the internet originated from ARPANET. ARPANET is a milestone in the development of computer network technology. Its research results have played an important role in promoting the development of network technology and laid the foundation for the formation of the Internet. Arpanet (Arpanet) was the world's first operational packet switching network developed by the U.S. Defense Advanced Research Projects Agency. It is the ancestor of the global Internet.

The reasons why the network has no internet access: 1. Broadband arrears; 2. Poor network cable contact, strengthen the network cable; 3. Router and optical modem failure; 4. Problems with WiFi itself; 5. Computer system problems; 6. IP address not set properly ;