A fillable PDF is a form with interactive fields, like text boxes, checkboxes, dropdowns and signature fields, that people can fill out on a computer or phone instead of printing and handwriting. Creating one makes it easier to collect information for applications, sign-up sheets, surveys and contracts.
Ways to create one: Adobe Acrobat’s Prepare a Form tool can scan an existing PDF and automatically detect where fields should go, which you can then adjust. LibreOffice Writer, a free office suite, lets you design a form with form controls and export it as a PDF with fillable fields. Microsoft Word can create forms using content controls, though exported PDFs may not keep all interactive features. Other PDF editors also include form-building tools.
Design tips: give each field a clear label, use checkboxes and radio buttons for yes-or-no and multiple-choice questions, add dropdowns for fixed options like states and set text fields to the right format, such as dates or numbers. Make fields large enough for typical answers, and set a logical tab order so users can move through fields with the Tab key.
Testing and sharing: open your finished PDF in a few different viewers, including a phone, to make sure fields work. Some built-in browser viewers support basic form filling, while advanced features like calculations may require Acrobat Reader. If you’ll collect sensitive information, consider how responses will be submitted and stored securely.
Quick tip for How to Create a Fillable PDF: always keep a copy of your original file before converting, compressing or editing, and open the final PDF on a second device to confirm fonts, images and page order came through correctly.
Privacy note for How to Create a Fillable PDF: avoid uploading sensitive documents, like tax forms or IDs, to tools you don’t trust. Built-in apps on your phone or computer handle most PDF tasks without sending your file anywhere.
For official form-building help, see Adobe Acrobat Help. Find PDF editing, PDF generator and how to insert PDF into Word guides on Minedit.