It sounds like there may be a background process or script running on your computer that is causing the command prompt window to appear. To troubleshoot this issue, you can follow these steps:
1. Open the Task Manager by pressing Ctrl + Shift + Esc on your keyboard. Alternatively, you can right-click on the Taskbar and select "Task Manager."
2. In the Task Manager window, click on the "Processes" or "Details" tab (depending on your version of Windows).
3. Look for any suspicious or unfamiliar processes that may be running. Pay attention to any processes that are consuming a significant amount of CPU or memory resources.
4. If you identify a process that looks suspicious, you can right-click on it and select "Open File Location" to find...