How to clear the DNS cache in win7 Ultimate computer?

1. First, let's press the win+R shortcut of the win7 Ultimate computer to open the running window of the computer. After that, enter cmd in the open running window and click Enter. This will open win7. The command prompt window for the Ultimate computer.

2. In the open command prompt window, we enter the command code “ipconfig/flushdns” and click Enter, then our win7 Ultimate computer will start running commands, waiting for the run to complete, A prompt to successfully refresh the DNS resolution cache appears in our command prompt window.

In the win7 Ultimate computer, we only need to perform the simple three steps as mentioned above to complete the cleaning of the DNS cache file in the system.

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