How to make a field not fillable in PDF?

To prevent users from editing your form fields in a fillable PDF, you must \"flatten\" or lock the form before saving.

How do I make a field not fillable in PDF?

To prevent users from editing your form fields in a fillable PDF, you must \"flatten\" or lock the form before saving.

How to make a field mandatory in PDF?

To set the field as read-only, required or not required, do the following: Double-click a selected form field to open the Properties window. In the General tab, To set the field as read only, select Read Only. To set the field as mandatory to fill, select Required. ... Click Close.

How do I specify a field in a PDF?

To select individual form fields in different parts of the PDF page, Ctrl/Command-select each form field. To select all form fields in an area of the page, use the Select Object tool to drag a selection marquee around the area. To deselect an individual form field, Ctrl/Command-select that field.

How do I lock certain fields in PDF?

How to Lock Fillable PDF Fields Open your PDF. Add your fillable fields (logo, contact information and disclosure) Save the document and keep it open. On the right-hand menu, click the purple shield icon \"Protect\"; if you do not see this icon, select \"More Tools\", find \"Protect\" and click \"Add\".

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Last updated on Sep 11, 2026

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