A corrupted file is a file your computer can no longer read properly, which usually means you can’t open it or use it normally. It can happen to documents, videos, images or even software files.
What Causes File Corruption?
There are several reasons why files become corrupted. A sudden power cut can interrupt the saving process and damage the file before it finishes properly. Software crashes can do the same thing.
Malware is another common cause, especially if harmful programs change or delete parts of the file in the background. McAfee explains what malware is and its potential harmful effects.
Signs a File May Be Corrupted
The signs are usually easy to spot. A document may refuse to open, an image might look distorted or a video could freeze halfway through playing. Sometimes you’ll see blank pages, random characters or repeated error messages instead of the actual content.
In other cases, the file opens but behaves strangely. That’s often what confuses people most because the file still appears to exist even though parts of it are damaged.
Can You Recover a Corrupted File?
In many situations, yes. You may be able to restore an older version of the file or recover a backup saved automatically by your device or application. Repair tools can sometimes rebuild damaged data as well. Some people also use file management software such as https://www.watermarktech.co.uk/file-management-software to organise and protect important files more effectively.
Backing up important files regularly is still the best thing you can do to reduce the risk of losing them permanently.