I can't annotate a signature in document type during training/annotate

Help Document Understanding
3

Go to project settings, there you can see multiple OCR Methods. Try other OCR methods to check if they can identify the signature

The image shows a UiPath Document Understanding settings page with a dropdown menu listing various OCR methods for text extraction. (Captioned by AI)
The image shows a UiPath Document Understanding settings page with a dropdown menu listing various OCR methods for text extraction. (Captioned by AI)1452×982 53.6 KB

Also instead of Auto keep apply OCR option as Yes

The image shows the advanced options settings for UiPath OCR, specifically highlighting the selection for applying OCR on PDFs with the "Yes" option chosen. (Captioned by AI)
The image shows the advanced options settings for UiPath OCR, specifically highlighting the selection for applying OCR on PDFs with the "Yes" option chosen. (Captioned by AI)1247×488 18.3 KB