What opens a .rar file?
Make use of rar crc error fix software
Item http://www.crcfixrar.fixrarfiles.com will aid you to open any rar file
.rar files are winrar files.You need winrar to open these files.they are like .zip files.they compress & shrinks the big file size.once you have winrar just double click the file then it will extract all files in that winrar folder or right click to extract all files in on folder. Thses rar files are good to compress video files which download fast & uploads fast as well.such as updatesofts.com has & try mediafire links.it has tons of info & just put all of those .rar files in one folder then click any of the file to extract all of them & opening them up.IFfyou need more info then let me know.