Add, Edit, and Remove Background in PDF
If you want to enhance your created PDF, you can consider adding backgrounds across it.
Add Background
To add a background to the PDF, select "Background" from the "Tools" menu and click on the "Add Background" button at the top.

You can select Preset > Paper/Color/Gradient or Starred, and then click "Create". Alternatively, just click "Create" and choose Image/PDF as background in the pop-up window.

As you add or import a background of any nature, you can set its ratio of covering the document with a slider. You can also set the slider of its "Opacity" and "Ratio of Background" with available options.

Find the "Page Range" button and set the range of pages where you want to apply this background.
Click "Done" button to add the background.
Edit Background
Click on the "Edit" icon present on the top toolbar. Then, click "Edit Background". Here, you can find the added background as a template in the right column. You can then change the background as per your requirements.

Once done, click on "Done" to change it.

Remove Background
If you want to delete a background, click on the "Remove" icon. Then click on "Remove" button on the pop-up window.

UPDF
UPDF for Windows
UPDF for Mac
UPDF for iPhone/iPad
UPDF for Android
UPDF AI Online
UPDF Sign
Edit PDF
Annotate PDF
Create PDF
PDF Form
Edit links
Convert PDF
OCR
PDF to Word
PDF to Image
PDF to Excel
Organize PDF
Merge PDF
Split PDF
Crop PDF
Rotate PDF
Protect PDF
Sign PDF
Redact PDF
Sanitize PDF
Remove Security
Read PDF
UPDF Cloud
Compress PDF
Print PDF
Batch Process
About UPDF AI
UPDF AI Solutions
AI User Guide
FAQ about UPDF AI
Summarize PDF
Translate PDF
Chat with PDF
Chat with AI
Chat with image
PDF to Mind Map
Explain PDF
Deep Research
Paper Search
AI Proofreader
AI Writer
AI Homework Helper
AI Quiz Generator
AI Math Solver
PDF to Word
PDF to Excel
PDF to PowerPoint
User Guide
UPDF Tricks
FAQs
UPDF Reviews
Download Center
Blog
Newsroom
Tech Spec
Updates
UPDF vs. Adobe Acrobat
UPDF vs. Foxit
UPDF vs. PDF Expert