Upgrading Tesseract-OCR in Autopsy Versions 4.8 - 4.12

The following instructions can be followed in order to upgrade Tesseract-OCR to a new release.

UPGRADE Tesseract-OCR

  • Download the following file tesseract-ocr-w32-setup-v4.1.0.20190314.exe from the following link https://digi.bib.uni-mannheim.de/tesseract/tesseract-ocr-w32-setup-v4.1.0.20190314.exe
  • There are two (2) options to upgrade tesseract into Autopsy (versions 4.8 – 4.12).
    • Option one (1) – 7-zip already installed on computer.
      • Rename the folder Tesseract-OCR in C:\Program Files\Autopsy-\autopsy to Tesseract-OCR.old (if you are using the 32 Bit version the directory will be C:\ Program Files (x86) \Autopsy-<Autopsy Version\autopsy).
      • Right click on the file tesseract-ocr-w32-setup-v4.1.0.20190314.exe in the download directory and choose the option 7-Zip -> open archive.
      • Extract all the files and directories except the $PLUGINSDIR to the following directory in C:\Program Files\Autopsy-\autopsy\Tesseract-OCR (in C:\ Program Files (x86) \Autopsy-\autopsy\Tesseract-OCR for 32 Bit systems).
      • Tesseract-OCR has now been upgraded.
    • Option two (2) – 7-zip not installed on computer.
      • Rename the folder Tesseract-OCR in C:\Program Files\Autopsy-\autopsy to Tesseract-OCR.old (if you are using the 32 Bit version the directory will be C:\ Program Files (x86) \Autopsy-<Autopsy Version\autopsy).
      • Double click on the file tesseract-ocr-w32-setup-v4.1.0.20190314.exe in the download directory and install it. Use the default prompts to install the software.
      • Once installation is complete copy the software from the directory C:\Program Files (x86)\Tesseract-OCR to C:\Program Files\Autopsy-\autopsy\Tesseract-OCR (in C:\ Program Files (x86) \Autopsy-\autopsy\Tesseract-OCR for 32 Bit systems).
      • Tesseract-OCR has now been upgraded.

BACKOUT Tesseract Upgrade.

  • Delete the following directory C:\Program Files\Autopsy-\autopsy\Tesseract-OCR (in C:\ Program Files (x86) \Autopsy-\autopsy\Tesseract-OCR for 32 Bit systems).
  • Rename the directory Tesseract-OCR.old to Tessract-OCR in the following directory C:\Program Files\Autopsy-\autopsy\Tesseract-OCR (in C:\ Program Files (x86) \Autopsy-\autopsy\Tesseract-OCR for 32 Bit systems).
  • Tesseract Upgrade has now been backed out and the old version is now