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Master Boot Record Save and Restore--Version History


  1. Version 1.00 of getmbr.com and restmbr.com released 7/4/1999.

  2. Version 1.10 released 8/24/1999:

    1. recognize more partition types, and
    2. minor rearrangement of the code.

  3. Version 2.00 of getmbr.com and restmbr.com released 5/9/2000:

    1. added graphical displays of the MBRs and MBR files,
    2. screen views of up to 4 hard drive MBRs, and
    3. getmbr.com stores a small parameter file (*.prm) for display purposes.

  4. Version 2.01 of getmbr.com and restmbr.com released 6/17/2000:

    1. fixed one divide overflow problem; (many thanks to Asha Pesswani for pointing out this problem), and
    2. no other changes.

  5. Version 2.02 of getmbr.com and restmbr.com released 6/28/2000:

    1. fixed another source of divide overflow problem, and
    2. no other changes.

  6. Version 2.03 of getmbr.com and restmbr.com released 7/1/2000:

    1. required getmbr.com and restmbr.com to be run from a floppy,
    2. disabled protected mode operation of the programs (e.g., running the programs from a DOS shell of W95, OS/2, etc.),
    3. required text-only versions of getmbr.com and restmbr.com to be on the floppy, and
    4. created color display error trap.

  7. Version 2.04 of getmbr.com and restmbr.com released 7/2/2000:
    1. fixed another source of divide overflow, and
    2. can display partition data beyond 8 gigabytes (but not ending free space).

  8. Version 1.20 of the text-only versions of getmbr.com and restmbr.com released 10/14/2000:

    1. added more partition types (see Partition Types Recognized), and
    2. no other changes.

  9. Version 2.10 of getmbr.com and restmbr.com released 10/14/2000:

    1. added more partition types (see Partition Types Recognized), and
    2. changed the display to show more partition data.

  10. Version 2.11 of getmbr.com and restmbr.com released 10/21/2000:

    1. modified the protection mode error message in getmbr.com and restmbr.com to refer to the README file, and
    2. added section in the README file about effects of using protected mode utilities in DOS (thanks to Carlos Bachmaier for pointing out this problem).

  11. Version 2.12 of getmbr.com and restmbr.com released 10/27/2000:

    1. fixed trivial stuff in the README file and error messages, and
    2. no other changes.

  12. There is no version 2.13 :)

  13. Version 2.14 of getmbr.com and restmbr.com and version 1.21 of the text-only versions released 5/2/2001:

    1. changed contact email address, and
    2. no other changes.

  14. Version 3.00 of of getmbr.com and restmbr.com and version 1.00 of ncget.com, ncrest.com, ideget.com, iderest.com, and removedm.com released 7/16/2001:

    1. getmbr.com and restmbr.com--perform display math initially to abort on problem before display starts, pointed to ncrest.com and ncget.com if display problems arise; fixed minor display problem, and added more partition types,
    2. added ncget.com and ncrest.com,
    3. added ideget.com, iderest.com, removedm.com, and
    4. added warmboot.com and attr.com utilities.

  15. Version 3.01 released 7/20/2001:

    1. fixed trivial stuff in README files, and
    2. no other changes.

  16. Version 3.02 released 10/30/2001:

    1. added generic parameter file, and
    2. no other changes.

  17. Version 3.03 released 10/3/2002:

    1. fixed a color display problem, and
    2. no other changes.

  18. Version 3.10 released 11/21/2002:

    1. fixed color display problem for large disks/partitions,
    2. added more partition types, and
    3. simplified instructions in the README file.

  19. Version 3.11 released 11/29/2002:

    1. removed some dead code from programs,
    2. optimized some code,
    3. added more partition types.

  20. Version 3.20 released 6/3/2003:

    1. added seembr.com to display MBR information,
    2. modified the color display on getmbr.com
    3. added examples to intro pages of ideget.com, iderest.com, and removedm.com, and
    4. updated README files.

  21. Version 4.00 released 8/2/2003:

    1. used 32-bit code for getmbr.com, restmbr.com, and seembr.com,
    2. dropped requirement for getmbr.com to be run from a floppy,
    3. dropped requirement for getmbr.com and restmbr.com to be run from real mode only (no protected mode),
    4. getmbr.com now saves operating system boot records in addition to MBRs,
    5. added restosbr.com to restore operation system boot records,
    6. fixed minor bugs in ncget.com and ncrest.com,
    7. added extended BIOS error messages,
    8. added use of extended BIOS Int13 calls in getmbr.com, restmbr.com, restosbr.com, and seembr.com, and
    9. updated README files.

  22. Version 4.01 released 1/14/2004:

    1. fixed hard disk display calculation (LBA mode), and
    2. updated the README file.

  23. Version 4.10 released 6/5/2004:

    1. updated partition types, and
    2. updated the README file.

  24. Version 5.00 released 7/14/2005:

    1. file paths supported in seembr.com, getmbr.com, restmbr.com, ncget.com, and ncrest.com,
    2. display partition hex code in seembr.com, getmbr.com, and restmbr.com,
    3. display starting and ending partition sectors in seembr.com, getmbr.com, and restmbr.com,
    4. fixed display bug for large hard disks,
    5. re-included generic MBR file,
    6. removed floppy and non-protected mode requirements from ideget and iderest,
    7. added readme.1st file,
    8. updated html info files,
    9. updated readme files.

  25. Version 5.01 released 9/17/2005:

    1. fixed megs display for hard disks > 100 gigs,
    2. removed redundant "saved" message from getmbr.com, and
    3. clarified that getmbr.com saves, and restosbr.com restores, only the 1st sector of an OS BR.

  26. Version 5.10 released 11/4/2005:

    1. fixed minor megs display bug, and
    2. instituted retries for MBR reads (required by a bug in some BIOSes).

  27. Version 5.20 released 2/2/2006:

    1. added more partition types, and
    2. input filename check in getmbr.com and ncget.com.