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DataNumen Zip Repair - Version 2.2
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File: HISTORY.TXT

Version 2.2
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- Improve the accuracy of the recovery.
- Fix some minor bugs.

Version 2.1
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- Improve the support to large files.
- Fix some minor bugs.

Version 2.0
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- Rewrite the whole recovery engine
- Support Zip file and Zip item larger than 4GB.
- Fix some minor bugs.

Version 1.8
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- Improve the support to spanned/split zip files.
- Fix some minor bugs.

Version 1.7
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- Support to find and select the Zip files to be repaired on the client computer.
- Improve the repair engine.

Version 1.6
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- Support to repair Zip files on corrupted medias, such as floppy disks, Zip disks, CDROMs, etc.
- Support to scan backward for more recoverable data in the repair process.
- Support to include setting information in the log file. With these information, our technical   supports can help to solve your problems in Zip archives more efficiently.
- Support to set the size of the internal processing buffer.
- Optimize the repair speed by reducing the read-back operations.

Version 1.53
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- Support to include system and environment information in the log file. With these information,
  our technical supports can help to solve your problems in Zip archives more efficiently.
- Support to accurately control the extraction of items encrypted with different passwords in a 
  Zip archive.

Version 1.52
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- Support to adjust incorrect data size.
- Improve the reparation speed greatly.

Version 1.51
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- Support to check integrity of the data.
- Support to generate recovery information reports for the Zip file.

Version 1.5
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- Support to repair large files up to 4G (4G is the file size upper limit imposed by PKZip 
  Specification 4.0).
- Support to repair spanned zip files. Click here to see FAQs on how to repair spanned zip files.
- Full-compatible with Info-Zip specification.

Version 1.4
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- Support to check cross reference information to improve the reparation status.
- Support to repair a batch of files.
- Improve on the user interface of the AZR's SFX stub.
- Speed up the reparation process with optimized codes.

Version 1.2
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- Explore's context menu integration.
- Support Drag & Drop operations.
- Support to invoke AZR from command line.

Version 1.1
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- Check and fix incorrect CRC in ZIP archive.

Version 1.0(First release)
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- Support all version of Zip format (up to ZIP File Format Specification Version 4.0)
- Support all kinds of SFX files created by different applications.
- Provide exe stub when necessary.

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Copyright(C) 2001 - 2013 DataNumen, Inc., All rights reserved.
homepage: http://www.datanumen.com/zip-repair/
Support E-mail: support@datanumen.com
download the newest version: http://www.datanumen.com/zip-repair/dzipr.exe
buy DZIPR: http://www.datanumen.com/zip-repair/order.htm