The following link contains information from Adobe about modifying pdf files using Adobe Acrobat DC.
This article requires the full version of Adobe Acrobat DC (not Acrobat Reader). All university-owned Windows computers have the main Adobe Creative Cloud application installed, which manages the individual Adobe applications. If Acrobat DC is not on your machine, you may download and install it from the Adobe Creative Cloud Application using the steps in Article 467: Installing Adobe Creative Cloud Applications. Additionally, faculty and staff have home use rights and may install the applications on their personally owned machines. There is no cost, if at any point in the process, you are asked to pay, please review the steps and try again.
Add, replace, rotate, delete, and move pages in a PDF using Adobe Acrobat DC
Combine multiple files into a single PDF with Adobe Acrobat DC.
You can combine multiple PDF documents or a wide variety of file types, including spreadsheets, images, and emails.
Page thumbnails and bookmarks in PDFs with Adobe Acrobat DC.
Extract a single page or multiple pages from a PDF file using Adobe Acrobat DC.
Convert Microsoft Word, Microsoft Excel, and Microsoft PowerPoint documents to PDF.
Acrobat DC tutorials: more how-to videos and instructions regarding Adobe Acrobat DC can be found at link below.