RAR is an archive manager which is very useful to store large and heavy files by compressing it to a specified limit. The compressed files can be extracted safely by using file unzipping applications such as WinRAR. All the files will get stored under ‘.rar’ format. If you compare ZIP to RAR files, RAR files have higher compression ratio but its compression speed is slower than the speed of the ZIP file. This file format is best in terms of data compression and files spanning. RAR 1.3, RAR 1.5, RAR 2 and RAR 3 are some of the prominent versions of RAR files. File header of RAR file occupies certain amount of space due to which a little amount of space will be left for compressing data and storing it. The main advantage of RAR file is that it easily compresses the targeted file into multiple files and during extraction you can continently separate the compressed source file. File header is an essential element of RAR file. It contains specific information about particular file such as size of the file, name of the file and it also directs you from where you have to allocate main source file. File header corruption is the major threat to functioning of the RAR file.
When the RAR file header is corrupted, then the RAR file refuses to open. If you are trying to decompress the RAR file using WinRAR tool then you will get an error message. It reads, "no files to extract". There are lots of reasons for header corruption, some are as given below. However you can repair RAR file after error using repair tool. Repair RAR is the recommended repair tool. This software is specially designed to mend dead RAR file archvies from Windows OS of different versions such as Windows XP, 7, Vista, etc at your finger tips.
The reasons behind file header corruption are as follows:
Changing file extension – It is one of the major reasons for file header corruption. Changing file extension can corrupt your RAR file. For example, if you want to rename a file from ‘boy.jpeg’ to ‘boy.rar’ will create a problem in accessing it. Because it changes the extension of the file which makes it unusable and will not function as an RAR file.
Virus attack – Virus can damage the file structure of your RAR file header. Viruses are responsible for the malfunctioning of your file header. This external threat has the ability to infect your RAR file severely. Using third party applications for unzipping purpose may increase the chances of virus attack which will eventually damage your RAR file header and make it inaccessible for further use. Thus, in order to retrieve data from inaccessible RAR file, you need to use best tool to fix RAR file.
Substantial damage to the storage disk – Storage disk is an essential component for storing huge number of compressed files. But it may happen sometimes that you are not able to open RAR files stored in your system disk. The reason behind this can be the cracks in the disk or due to the exposure of the disk to the liquids due to which the stored RAR files refuses to open properly. Therefore, these damages can corrupt your RAR file header and you cannot read any of the information related to a particular file.
File header corruption can severely damage the file structure of RAR file. It is very essential to keep a backup for each and every RAR files for an emergency, in case the file gets corrupted. You can always avoid such circumstances but sometimes it is not in our hands to control it if it is taking place accidentally. In such condition you can fix RAR file after getting corrupted by using one of the best repairing software popularly known as RAR Repair Tool. This software has powerful features to repair RAR damaged file of WinRAR within short period of time. You can easily repair file header corruption with the help of this application because it has hi-tech algorithms and better intuitive interface. This software will scan each and every problem related to the corruption of file and repairs it within a quick span of time. It has the ability to fix damaged RAR files after CRC error without damaging or breaking the password. You can easily make it yours by just following 4 easy steps which are mentioned below:
note : Make use of this highly appreciated tool to repair corrupt RAR file and extracts data making a healthy file.
Step 1: Download and install the trial version of this software for free of cost. Once you launch the software. The main screen is displayed as shown in Figure 1.
Figure 1 : Main Screen
Step 2: Now, you need to select your corrupted RAR file by using “Browse” button as shown in Figure 2
Figure 2 : Select RAR file to repair
Step 3: After selecting it from the preferred location you have to click on the "Repair" button to start the repair process as shown in Figure 3
Figure 3 : Preview RAR File
Step 4: Now the software will start scanning each and every corrupted RAR file. Once the scanning process is over, you will be able to preview all your repaired files in an organized form using the “Preview” option as shown in Figure 4
Figure 4 : Save RAR File