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guides

Introduction
Upgrade
Viewer
- Overview
- visionOS
- Page transition
- Page navigation
- Viewing Options
  
  Reader View
  
  Night appearance
  
  Right-to-left
  
  Multiple windows
- Touch And Input
  
  User interactions
  
  Text selection
  
  Keyboard shortcuts
  
  Trackpad and mouse
  
  Zooming
  
  Drag and drop
- Embedded files
- View state
- Accessibility
  
  Features
  
  Text-to-speech
- Rendering
  
  PDF pages
  
  PDF forms
  
  Coordinate space
  
  Annotations
  
  Fonts
- Images and photos
- PDF JavaScript support
- Permissions
- Troubleshooting
Open a document
Save a document
User Interface
- Overview
- Main toolbar
- Annotations
  
  Toolbar
  
  Inspector
  
  Color picker
  
  Annotations list
- Document editor
- Signatures
- Menus
- Appearance styling
- Buttons
  
  Styling
  
  Icons
  
  Close button
- PDF view controller
  
  View hierarchy
  
  Embedding
  
  Controller states
  
  Configuration
- Overriding classes
- Localization
AI Assistant
Annotations
- Overview
- Introduction to annotations
  
  What are annotations?
  
  Annotation types
  
  Data formats
- Synchronization
  
  Overview
  
  Storing annotation data
  
  Conflict resolution
- Save
  
  Overview
  
  Embed into a PDF
  
  To external storage
  
  Automatically saving
- Import and export
  
  XFDF
  
  Instant JSON
  
  Document Engine
  
  Database
- Create, edit, and remove
  
  Annotation object model
  
  Programmatic
  
  Detect changes
  
  State manager
  
  Attach a file
  
  Image picker
  
  Disable editing
  
  Annotation flags
  
  Drag and drop
  
  Undo and redo
  
  Author name
  
  Blend modes
  
  Z-index
- Customization
  
  Appearance streams
  
  Hiding annotations
  
  Default properties
  
  Color presets
  
  Note icon
  
  Fixed size
  
  Store custom data
- Replies and reviews
- Stamp a document
  
  Stamp configuration
  
  Custom stamps
- Flatten
- Rich media
  
  Video annotations
  
  Multimedia annotations
- Annotate on images
  
  Create, edit, and remove
  
  Specification
- PDF actions
  
  PDF actions support
  
  Link annotations
- Freeform rotation
- Apple Pencil
  
  Customization
  
  Double tap
- Magic Ink
Forms
- Overview
- Introduction to forms
  
  What are forms?
  
  Form fields
  
  Data formats
- Fill form fields
  
  Programmatic
  
  Using the UI
  
  Attach a file
  
  Image picker
  
  Undo and redo
  
  Detect user input
- Extract form data
- Submit or save
  
  To an external destination
  
  To a custom destination
  
  To Document Engine
  
  Embed data into a PDF
- Create, edit, and remove
  
  Form object model
  
  Create fillable form
  
  Add signature field
  
  Edit fields
  
  Disable editing
  
  Form field flags
- Flatten
- PDF actions support
- JavaScript validation
Instant synchronization
- Overview
- Get started
- Authentication
- Usage
- Annotation sync
- Instant layers
- Comments
- Permissions
  
  Overview
  
  Content ownership
  
  Set permissions
  
  Edit permissions
- Offline support
- Document state
- Data protection
- FAQ
Signatures
- Overview
- Introduction to signatures
- Electronic Signatures
  
  Add an eSignature
  
  Signature Storage
  
  Sign with a Certificate
- Digital Signatures
  
  Signature Standards
  
  Supported Methods
  
  Generate Certificate
  
  Add a Digital Signature
  
  Validation
  
  Biometric
  
  Customization
  
  Custom Signers
  
  Contained Signatures
  
  Built-In UI
  
  Troubleshooting
- Add a Signature Field
- Fill and Sign Forms
Editor
- Overview
- Merge or combine
- Page manipulation
  
  Rotate
  
  Crop
  
  Move or copy
  
  Remove
  
  Scale or resize
- Add a page
- Attach a file
- Edit text
- Watermark
- Split
- Add an image
- Metadata
  
  Document title
  
  Document information
  
  PDF metadata
- Document permissions
- API usage
- Built-in UI
  
  Toolbar
  
  Thumbnail view
PDF generation
Conversion
Extraction
Redaction
OCR
Document security
Search
- Overview
- Search In A Pdf
  
  Text Search
  
  Annotation Search
- Indexed Full-Text Search
  
  Indexing Documents
  
  Matching Options
  
  Generate Search Previews
  
  Encrypt the Database
  
  Custom Tokenizers
  
  Custom SQLite Library
  
  Spotlight Indexing
Compare documents
Measurements
- Overview
- Distance
- Area
- Configure
Bookmarks
Events and notifications
Instant JSON
- Overview
- How it works
- Annotation schema
  
  Annotations
  
  File attachments
  
  Form field values
  
  Form field types
  
  Bookmarks
  
  Actions
  
  Comments
- Convert to XFDF
Best practices
Troubleshooting
Knowledge base

Prebuilt Solutions

Example projects
Common use cases
Code samples

Releases

26.4
26.3
26.2
26.1
26
14.12

About

System compatibility
File type support
Framework support
Licensing

Nutrient Portal

Ios
Forms
Submit Or Save
To Document Engine

Save and submit PDF Forms to Document Engine on iOS

Copy page Copy page as Markdown for LLMs View as Markdown View this page as plain text Open with ChatGPT Explain the page with ChatGPT Open with Claude Explain the page with Claude Open with Grok Explain the page with Grok

Forms aren’t yet supported by Nutrient Instant on iOS. Get in touch and let us know if you’re interested in this feature.

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