How to configure the HOSTS file

Configuration steps: 1. Open a terminal or command prompt window, enter the "cd /etc" command to enter the "/etc" folder; 2. Enter the "vi /hosts" command to enter the hosts file Editing interface; 3. In the editing interface, press the "i" key to enter the insert mode, and then manually enter or paste the content that needs to be added or modified; 4. After completing editing, press the "Esc" key to exit the insert mode; 5. Enter the ":wq" command in the command line and press the Enter key to save and exit the editor; 6. Make a backup.

To configure the HOSTS file, you can follow these steps:

1. Open a terminal or command prompt window, Enter the "cd /etc" command and enter the "/etc" folder.

2. Enter the "vi /hosts" command to enter the editing interface of the hosts file. If you use the command prompt, you can also directly enter the "vi /etc/hosts" or "sudo vi /etc/hosts" command to edit the hosts file.

3. In the editing interface, press the "i" key to enter insert mode, and then manually enter or paste the content that needs to be added or modified. For example, you can add a row for the mapping relationship between IP address and domain name in the format of "IP address domain name".

4. After finishing editing, press the "Esc" key to exit insert mode.

5. Enter the ":wq" command in the command line and press the Enter key to save and exit the editor.

6. Finally, make sure you take a backup of your HOSTS file so you can restore the original file if needed.

It should be noted that editing the HOSTS file requires administrator rights. If you do not have sufficient permissions, you can try using the sudo command to gain administrator rights to edit the HOSTS file.

In addition, different operating systems and system configurations may be slightly different, so please make corresponding adjustments according to the operating system and system configuration you are using.

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