Corrupted files are computer files that suddenly become inoperable or unusable. There are several reasons why a file may become corrupted. In some cases, it is possible to recover and fix the corrupted file, while at other times it may be necessary to delete the file and replace it with an earlier saved version.
A corrupted file may occur due to a defect or bug in the software used to create and manipulate the file in question. Often, this is a temporary problem that will occur once, then disappear forever. At other times, file header information may be corrupted. When the user attempts to open the corrupted file, the system may lock up or provide a message identifying a problem with the file.
When a corrupted file occurs, the first line of defense is to make use of system tools to attempt to fix the problem. If the corruption occurred due to a temporary glitch in the operating system, this will often fix the problem and the file will be accessible once again.
File corruption may occur because of poor connectivity while downloading large files from internet. Packet loss is the main reason for this type of issue. So we have to findout the exact cause of computer file corruption and use proper method to rectify it.