MoveWindowToCenter.ps1

Add-Type -TypeDefinition @"
using System;
using System.Runtime.InteropServices;

namespace ConsoleHostInteraction {

  public static class WindowTricks {

    private struct RECT {
      public int left;
      public int top;
      public int right;
      public int bottom;
    }
    
    [DllImport("user32.dll")]
    private static extern bool GetWindowRect(IntPtr hWnd, ref RECT rect);
    
    [DllImport("user32.dll")]
    private static extern void MoveWindow(IntPtr hwnd, int X, int Y, int nWidth, int nHeight, bool bRepaint);
    
    [DllImport("user32.dll")]
    private static extern int GetSystemMetrics(int smIndex);
    
    public static void MoveWindowToCenter (IntPtr hWnd) {
      RECT Rect = new RECT();
      GetWindowRect(hWnd, ref Rect);
    
      int screenWidth = GetSystemMetrics(0);
      int screenHeight = GetSystemMetrics(1);
    
      int consoleWidth = Rect.right - Rect.left;
      int consoleHeight = Rect.bottom - Rect.top;
    
      MoveWindow(hWnd, (screenWidth / 2) - (consoleWidth / 2), (screenHeight / 2) - (consoleHeight / 2), consoleWidth, consoleHeight, true);
    }

  }

}
"@

[ConsoleHostInteraction.WindowTricks]::MoveWindowToCenter((Get-Process -Id $PID).MainWindowHandle)