Scanned with Doxie Q on 10.12.2 & edited Sierra 10.12.2 : GONEĪs you can see, it seems to be something to do with Preview on macOS Sierra 10.12.2.Scanned with Doxie Q on 10.12.1 & edited Sierra 10.12.1: OK.Scanned with ScanSnap on 10.12.2 & edited El Capitan: OK.Scanned with ScanSnap on 10.12.2 & edited Sierra 10.12.2: GONE.Scanned with ScanSnap on 10.12.2 & edited Sierra 10.12.1: OK.Scanned with ScanSnap on 10.12.1 & edited El Capitan: OK.Scannedwith ScanSnap on 10.12.1 & edited Sierra 10.12.2: GONE.Scanned with ScanSnap on 10.12.1 & edited Sierra 10.12.1: OK.All Doxie scans were done with a Doxie Q exported using Doxie software 2.9.1 (1864).įor the test, I scanned documents on Sierra 10.12.1 and 10.12.2, checked that the PDF was OCRed properly, then deleted a page, saved, and re-opened and checked the text again.

I also tested Preview on a machine with 10.12.1 and a machine with El Capitan.Īll ScanSnap scans were done with a ScanSnap iX500 using ScanSnap Manager 6.3 L60. Since I hadn’t yet upgraded to 10.12.2, I decided to test with scans before and after upgrading, and since I had a Doxie Q sitting on my desk, I tested with that as well to see if it was a ScanSnap thing. This was confirmed in the comments by reader Jakub. Just wanted to warn everyone to perhaps wait before updating, and check that they haven’t unwittingly destroyed their OCR if they have already updated. Doesn’t seem to affect PDFs scanned and OCR’d with other scanners or applications. Managed to replicate the problem on another Mac running 10.12.2. After editing and saving with Preview, the PDF is no longer searchable and text is not selectable. Since updating to macOS 10.12.2 I have found that Preview destroys the OCR layer of PDFs scanned and OCR’d with the latest ScanSnap Manager software if you make any sort of edit with Preview (e.g. In the comments to my blog post about ScanSnap on Sierra, awesome DocumentSnap reader Alex writes this: I’ve replicated this issue on documents scanned with the Fujitsu ScanSnap and the Doxie Q so far. There seems to be a bug and the OCR text layer can disappear. If you have updated to macOS Sierra 10.12.2 and use Preview to manipulate scanned PDFs, watch out.

If you haven’t already, it’s highly suggested that you update.

Update : The Sierra 10.12.3 Update seems to have fixed the issue.

Ocr for mac 2019