How to Edit PDF Files. Although a PDF file is intended to be the final version of a document,
with the right software and a little know-how, you can edit the file to make last-minute
changes. You will need A computer with internet access Adobe Acrobat Adobe Photoshop and pdf
editing freeware (optional). Step 1. Buy and install Adobe Acrobat. If you don't have access
to Acrobat, check out free PDF editing software available online that can also be used to
edit images, change or delete pages, and edit text. Step 2. Open the PDF in Acrobat, and
turn on the Advanced Editing toolbar under the Tools menu at the top. Step 3. Click on
the TouchUp Object Tool to edit images in the PDF. Right-click on the image you want
to edit, or Control-click on a Mac, and choose Edit Image. Step 4. Open the image in Photoshop
or another image editing program, and change it as desired. The image updates automatically
in Acrobat. Step 5. Click on the TouchUp Text tool to edit text in the PDF. Use the same
font as the original document. Step 6. Combine multiple PDF files into one file by clicking
Combine and selecting Merge Files into a Single PDF. A window pops up, allowing you to add
the PDF files you want to combine. Step 7. Click on View at the top, scroll down to Navigation
Panels, and click Pages. Change the order of the pages in the PDF by clicking on the
page's thumbnail and dragging it to the desired location. Did you know Did you know? Adobe
was named after the Adobe Creek that ran behind founder John Warnock's house.