Over time, this has the undesireable effect of many useless files being stored on your C drive. The following procedures done monthly will keep your C drive operating well. Delete files with a .tmp file extension.
Bookmarks consume much less disk space.
ScanDisk' examines a hard disk for any errors and, if it finds anything suspicious, offers to fix the problem. Double click the 'My Computer' icon on your desktop. Click the C drive icon once. Click the word 'File', pull down to 'Properties'. Click the 'Tools' tab.