You could minimise it, which technically isn't closing it, or you could switch to another window if there was one open. Alt-Tab will do that.
To remove a window screen without tabs, gently push the screen frame from the inside of the window until it pops out. Be careful not to damage the screen or the window frame.
To replace a casement window screen, first remove the existing screen by lifting it out of the window frame. Measure the dimensions of the screen and purchase a replacement screen of the same size. Place the new screen into the frame and secure it in place using the appropriate tools or clips. Make sure the screen is securely in place before closing the window.
To remove a window screen from inside the house, locate the tabs or clips on the screen frame, push or pull them to release the screen, then carefully lift the screen out of the window frame.
To install a window screen properly, first measure the window frame to ensure the screen fits. Then, place the screen in the frame and secure it with clips or screws. Make sure the screen is taut and secure before closing the window.
To remove a screen from a window, first locate the tabs or clips holding it in place. Press or lift these tabs to release the screen. Then, gently pull the screen out of the window frame. Be careful not to damage the screen or the window frame during this process.
To remove a window screen from the outside, locate the tabs or clips on the frame of the screen. Press or lift these tabs to release the screen from the window. Carefully pull the screen out of the window frame, being mindful of any sharp edges.
To remove the screen from a double hung window, first locate the tabs or clips on the screen frame. Press or lift these tabs to release the screen from the window frame. Carefully pull the screen out of the window frame, making sure not to damage it.
There are three buttons in the top right corner of the screen. The left is for minimizing the window, the right is for closing it, and the middle is for expanding and unexpanding it.
To remove a window screen from inside using tabs, locate the tabs on the bottom or sides of the screen frame. Push or lift the tabs to release the screen from the frame. Gently pull the screen out of the window frame.
To remove a window screen from the outside of your house, locate the tabs or clips on the frame of the screen. Press or lift these tabs to release the screen from the window frame. Carefully pull the screen out of the frame and set it aside for cleaning or storage.
To remove window screens without springs, gently push the screen frame towards the center of the window and lift it out of the track. Be careful not to bend or damage the frame during removal.
To pop out a window screen, locate the tabs or clips on the frame of the screen. Press or lift these tabs to release the screen from the window frame. Carefully pull the screen out of the frame to remove it.