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How to fill out and sign PDF forms in Preview on iPhone

In the Preview app on your iPhone, you can fill out and sign PDF forms. You can enter information in a field, or use the AutoFill suggestion above the onscreen keyboard to add that information. You can also add a signature or a text form box.

A fillable PDF form showing an AutoFill suggestion for the name and phone fields.

  1. Start the Preview app on your iPhone.
  2. Open a PDF form.
  3. Tap the Form Filling button.
  4. Tap a field and enter information (or tap the AutoFill suggestion above the onscreen keyboard to add that information).
  5. To add a signature or a text form box, tap the Add button.
Tag: Preview