Double-hung windows slide up and down in their sash. Sometimes cleaning the windows or simply using them normally can shift the sash slightly out of alignment. This causes the window to "drop." In other words, the top window no longer stays up in the sash, and instead starts to slide downward. It may also not lock properly. Many people believe that if their double-hung window drops, they need to have it replaced. However, in many cases, you can fix the dropped window in a few steps. Follow these steps for fixing a window in your Indianapolis home.