All articles ← Knowledge Base Access the App Options Add a note to an annotation Add an item to the favorites toolbar (When in Radial Mode) Add bookmarks Add or change the author name Cannot Open Drawboard PDF. Error: 0x803f8001 Change automatic ink smoothing Changing the view mode Clear all annotations from a document Disable page indicator, zoom controls, undo redo buttons and the navigation history buttons Display the information for a document Downloading my files from Dropbox is not working Draw a custom shape (Polygon) Drawboard does not work on all my devices ? Drawboard states trial expired but I purchased the app from the Windows Store Enable or disable Pressure Sensitive Ink Erase an annotation Error Messages Flatten all of the annotations in a document Flatten form fields Hide and show annotations on a document Highlight, squiggle, underline and strike out text How do I change my display language in Drawboard PDF. How do I find help for Drawboard PDF? How do I get Drawboard PDF PRO? How do I rate and review Drawboard PDF? How do I share my great ideas with you? How do I update my version of Drawboard PDF? I can not find Drawboard PDF in the Windows Store, has it been removed? I have an activation key. How do I use it? I have paid, but the app hasn't activated. I haven't received my activation key. What do I do? I returned my device, how do I get a refund for my apps ? I think I've found a problem - how do I report it? Import/export annotations (XFDF) Insert a shape annotation Insert an image Insert and edit text Insert and read a note Insert, Rotate and Delete Pages Keyboard shortcuts Manage bookmarks in a document Managing your PRO Subscription Move the favorites bar to a different side of the screen My trial expired can I get an extension ? Navigate to a specific page of a document Night mode Open a new document Opening the favorites bar Pin a document to the start screen Pin a new folder Pinned Folders Print a document PRO: Callouts PRO: Document Builder - Merge and rearrange PDFs PRO: Grid/Line Overlays PRO: Gridded/Lined Templates for Blank PDFs PRO: Inserting new pages with gridded/lined templates PRO: Measurement Tools - Calibrate, Linear and Area Measurements PRO: Protractor/Ruler Remove an item from the favorites toolbar (In Radial Mode) Repairing a corrupt PDF Rotate more than one page Save and Save As Search a document Select text Select Tools Set Drawboard PDF as the default app for PDF files Share a document Stylus button actions The Advanced Tools Drawer. The size of my file is very large, can I reduce this? Touch to Annotate with your finger Undo and redo View annotations made in Drawboard on my iOS and/or Android device What is Drawboard PDF PRO? What types of files can I open? Where can I download Drawboard PDF? Where does Drawboard store my autosave data? Why can't I see the Windows Store discount that is running? Why can't I share from Drawboard PDF to Outlook Desktop or O365? Why have we chosen the payment structure that we have for Drawboard PDF PRO? Why is my ink slow or lagging? Why isn't inking by touch smooth?