Use Bad Block Copy to recover data from damaged media

When you attempt to copy files from damaged media, the copying process often fails and the files in question aren't written out in a useful form.

Bad Block Copy is a Windows command-line tool for recovering data from media that is exhibiting read errors. The tool attempts to copy such files by aggressively attempting to retry bad blocks, and tries to write out as complete a file as possible regardless of the original's condition.

A particularly interesting aspect of Bad Block Copy is its ability to make composite copies. If you have multiple copies of the same file and each one is damaged in a different place, you can use the program to scan each one and write

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out a fixed composite version of the entire file. This is useful if you have multiple copies of the same file on two different backup media, both of which are damaged in some way.

Three other functions in Bad Block Copy gear it to expert-level recovery work.

About the author: Serdar Yegulalp is editor of the Windows Insight, (formerly the Windows Power Users Newsletter), a blog site devoted to hints, tips, tricks and news for users and administrators of Windows NT, Windows 2000, Windows XP, Windows Server 2003 and Vista. He has more than 12 years of Windows experience under his belt, and contributes regularly to SearchWinComputing.com and SearchSQLServer.com.

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