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Add fillable fields to your PDFs and share your forms with ease to collect accurate data.

Save reusable templates
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For pdfFiller’s FAQs
Below is a list of the most common customer questions. If you can’t find an answer to your question, please don’t hesitate to reach out to us.
What if I have more questions?
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How do you add a box in Nitro?
To add a text box comment: On the Review tab, in the Markup group, click on either Text Box or Call Out. Click on the PDF document page where you wish to place the text box, and then enter your text.
How to draw a box in Nitro PDF?
Adding a Rectangle Click the down arrow next to the Draw button. in the Toolbar to reveal the tools. Select the Rectangle tool. (turns gray) when selected. Click and drag to create a rectangle.
How to make Nitro Pro default?
Official Nitronaut Find a PDF file and Right Click then go to Open With then "Choose Another App". Navigate or scroll to the program you want to use to open your PDF file and then select this program. For this instance, choose Nitro Pro 13. Check the box "Always use this app to open . pdf files' then click OK.
How to insert box in Nitro PDF?
Open the PDF in Nitro Pro. On the Forms ribbon, in the Form Fields group, click Combo Box. Select Options. If you want a user to type an item instead of choosing from the list, click the Allow custom text input check box. Format. Validation. Calculate.
How to add text boxes in Nitro PDF?
Click anywhere on the page to insert a text box. The box will expand to hold the text you add. Click and drag to create a text box with a specific size. The text will automatically wrap to the size of the box.
How to use Nitro Pro 8?
It. Well that's easy again we can simply drag and drop the file into nitro pro. We can right clickMoreIt. Well that's easy again we can simply drag and drop the file into nitro pro. We can right click the document into windows explorer. And choose convert to pdf with nitro pro.
How do I edit the drop-down list in Nitro Pro?
To edit a list box form field: Open the PDF in Nitro Pro. On the Form ribbon, in the Form Fields group, do either of the following: Click the field type that corresponds to the field you want to edit. Click Select Fields. Double-click the field to begin editing its attributes.
How do you insert a shape in Nitro?
On the Review tab, in the Review Tools group, click the arrow below Shapes, and select a type of shape to insert. Click the desired location on the PDF page to place the drawing shape.
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