How to Use Fill & Sign in Adobe Acrobat 1. Open Your PDF Document Launch Adobe Acrobat Reader. Click File → Open and select the PDF document you need to fill out. 2. Access the Fill & Sign Tool Click Tools in the top-left menu. Select Fill & Sign from the available options. Click Open to activate the tool. 3. Filling Out the Form Click anywhere in the PDF where you need to enter text. Type directly into the field. Adjust text size by clicking the small "A" (smaller) or "A" (larger) above the text box. If the form is not interactive, you can manually place text fields. 4. Adding Checkmarks or X Marks Click the “✔” checkmark or “✖” cross icon in the toolbar. Click anywhere in the document to place the mark. 5. Using the Signature or Initials Feature Click Sign (pen icon) in the top toolbar. Choose between: Type – Enter your name and apply a stylized font. Draw – Use a mouse, trackpad, or touchscreen to sign manually. Image – Upload a scanned image of your signature. Once created, click Apply, then drag and resize your signature to fit. 6. Save and Share the Document Click File → Save As to save the completed form. To share, click File → Share or File → Email to send the document.