Close Sockets

Note: This extension needs to execute script in `chrome://net-internals/#sockets`. Please make sure `Extensions on chrome:// URLs` enabled as steps below to make this extension work. 1. Open `chrome://flags/#extensions-on-chrome-urls`; 2. Select `Enabled`. ----------------- Click the extension icon, then this extension can help you: 1. Open `chrome://net-internals/#sockets`; 2. Click `Close idle sockets` button; 3. Click `Flush socket pools` button; 4. Close tab opened in step 1.