Restart your computer in Safe Mode to automatically clear system caches, then restart normally. Part 2: Fixing Common OCR Error Messages
Accumulated temporary files can freeze the OCR processing engine, especially on large, multi-page PDF documents. Close Adobe Acrobat DC completely.
Surprisingly, file bloat can break OCR.
If you copy text from an OCR'd PDF and it pastes as random symbols, the font encoding is likely broken. : Re-run the OCR using the Recognize Text tool with the "Searchable Image" setting. adobe acrobat dc ocr fix
Set to a higher resolution (e.g., 600 dpi or 300 dpi). 2. Optimize the PDF Before OCR
If Adobe fails repeatedly, use these as fallback, then re-import to PDF:
To fix this, you must manipulate the .
Acrobat will highlight suspected errors in red. Type the correct text in the box and hit Accept .
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If a PDF has deeply corrupted internal metadata, rebuilding the file structure from scratch usually fixes the issue. Open the problematic PDF in Acrobat. Click > Print . Select Adobe PDF as your printer. Restart your computer in Safe Mode to automatically
If none of the steps above work, the problem lies deep within Acrobat's preferences or user profile folders. Reset Adobe Preferences to Default
This persistent error often means a critical feature was never installed. Fixing requires a :
tool in Acrobat to deskew and straighten the image before running OCR [9, 14]. Lighting and Contrast Surprisingly, file bloat can break OCR
If you are encountering issues where "Recognize Text" fails or produces poor results, follow these troubleshooting steps: 1. Optimize the Scan Quality OCR accuracy is directly proportional to scan quality. Low-resolution scans (