Nenda disk cleanup, kuna option ya kufuta old window. Ilinitokea, ikanijazia space kwenye laptop yangu. Kufuta folder kwenye disc sometime inakataa. Haina madhara maana inatokea pale unapoweka window upya then window ya zamani haijifuti ili ukipata tatizo uweze kupata backup.
Local disk (C🙂 >Disk cleanup >Cleanup systemfiles.