PDF.co Knowledge Base

User Controlled encryption

• User-controlled encryption of input files and decryption of output files.

Fill PDF and Add Text or Images to PDF

• Macros for text, built-in macros and using custom data for custom macros for auto text replacement
• How to wrap text so it doesn't overflow
• Set width and height for added image in Zapier but without link to click?
• How to avoid error when url to image for adding into PDF is empty

Pricing and Subscriptions

• Why am I only charged 2 credits for reading a barcode
• What is Credits
• How to check remaining credits
• Charged for 32 pages when I only added text to 1 page

Upload Download Files

• PHP uploading files from a form - how to resolve issues (legacy version only)
• How to encode output files to Base64
• File is damaged after uploading into PDF.co via presigned url
• Why can't I view the output anymore
• How to white label output download link
• Integromat - Error 442 Input document is damaged or of incorrect type
See all 12 articles

PDF Translate

• How to translate text from scanned PDF or image

PDF to Image

• PDF to TIFF using Compression 4 but output is blurry
• How to convert PDF to WebP ?
• PDF to Image when need to render only images layer from PDF
• How to improve PDF to PNG output quality?
• PDF to TIFF Rendering - Force black and white tiff image output

PDF to HTML

• How to embed PDF file into HTML page
• How to use WebP image format instead of JPG and PNG (by default)
• How to increase quality of images in output HTML

PDF Security

• How can I password protect my PDF

PDF Splitter

• Get links to output PDF files in the response when running in async mode
• Integromat - why does it only split 15 out of 19 pages

PDF Search Replace Delete

• What is the cost effective way to find text in documents?
• How to change text font
• How to Search and Replace Text and Set Text Alignment

PDF Merger

• How to merge password-protected PDFs
• How to change PowerPoint PDF page size after merge
• How to change document title during merge?
• How to control which files to include or exlcude from input zips
• How to add bookmarks when merging PDF files or documents

PDF Info Reader

• How to get PDF dimensions

PDF Find Table

• How to find only bordered tables?

PDF Fill Forms

• How to create PDF form
• How can I fill PDF form template
• How to fill PDF form using Japanese, Chinese and Korean fonts

OCR

• List of supported languages for OCR (image to text) extraction
• How to add profile to PDF.co request

PDF Extractor

• PDF to CSV - Number of columns don't match in a 2-page table.
• How to find and extract all links in a PDF
• PDF to XLS - fixing space is replaced with ! symbol in PDF
• PDF to XML - Enable saving images inside xml as base64 encoded strings
• PDF to CSV/JSON/XML - Performing explicit page rotation before converting PDF to XML/JSON/CSV
• PDF to XML - UiPath - Error 401 Unauthorized
See all 29 articles

PDF Converter

• MSG files not converting to PDF
• Image to PDF - Set custom paper size and page orientation
• Image to PDF how to improve image quality
• How to convert base64 to PDF

Make Searchable Unsearchable

• How to remove JavaScript in PDF

HTML to PDF

• URL to PDF - Missing images after conversion
• How to create naviation links inside PDF when using HTML to PDF
• 'Precompile script is not valid error or ReferenceError: Paged is not defined'
• HTML looks fine but generates blank page when generating PDF from HTML template
• Imported font is not displaying properly
• How to iterate through object properties instead of array inside HTML template?
See all 21 articles

General

• What is pdf ? Recommended video courses about PDF
• Charge in your bank statement with a similar name to PDF.co
• How to convert text case in Zapier
• How can I send the PDFs to an email address

Errors

• SSL Certificate error unable to get local issuer certificate issue in PHP
• Status Errors returned by PDF.co
• PHP - Peer certificate cannot be authenticated
• Google Docs or Google Drive error with Too Many Requests or Access Denied
• Access Denied or Too Many Requests

Barcode Reader

• Not decoding Barcode due to abnormal distances between bars
• How to increase PDF rendering resolution for higher quality results
• How to speed up barcode reading from PDF?
• How to specify scan area to read barcode
• How to read checkboxes and radioboxes from PDF scan or PDF form
• How to Read Barcodes from Negative and Rotated Faxes
See all 7 articles

Barcode Generator

• How to resize QRCode
• How to set Barcode Height
• How to do insert image or logo inside QR Code barcode
• How to hide barcode caption value
• How to change the redundancy level
• How to change Barcode width
See all 7 articles

Background Jobs

• How to run a background job

Background Job Check

• How to handle Zapier's 10 second timeout limit?

Add Text and Images to PDF

• How to add checkmark to PDF
• Zapier - Use semicolon as regular character in a text
• How to rename PDF
• PDF Form Filler - Flattening all fields in PDF form after filling out
• PDF Form Filler - How to crop PDF file
• How to add Japanese, Chinese and Korean text in a PDF
See all 8 articles

Billing

• How to change billing to without VAT
• Integromat/Zapier not displaying correct credits after a call
• What is Credits?

Account Questions

• How to set up multiple accounts for my agency
• How can I appoint another user to manage PDF.co account?
• How can I update my credit card
• How can I pause my subscription?
• How can I change my email address
• Can't reset password
See all 7 articles

Document Parser

• Multipage document but only parse the Driver copy pages
• How to parse table with no end expression
• How to use Add FIELD from RECTANGLE Selection Object
• List of OCR Image Filters
• How to parse table without borders
• How to parse non-English documents
See all 19 articles