NivaPractical PDF guides.
Choose a task, understand its limits and get a result you can check before sharing.
How to Convert PDF Pages to JPG Images
A PDF keeps a document’s page layout. A JPG saves one page as a picture, which is useful for previews, presentations and sharing where a PDF is not accepted.
Read guide →How to Combine PDF Documents in the Right Order
Merging is useful when a report, an attachment and supporting documents need to travel as one PDF. The key decision is the order of the files and their pages.
Read guide →How to Save, Split or Remove Selected PDF Pages
Splitting, extracting and removing pages solve different problems. Choose the operation that matches the PDF you want to keep.
Read guide →How to Make a Scanned PDF Searchable with OCR
A scanned PDF may look like a normal document while containing only pictures. OCR recognizes characters so text can be searched and selected.
Read guide →How to Reduce PDF Size Before Sharing
A smaller PDF can be easier to email or upload. The right approach depends on whether the size comes from document structure, pictures or pages you do not need.
Read guide →Protect or Redact a PDF: Choosing the Right Tool
Encryption controls access to a file. Redaction removes content from the version you share. Cropping and visible signatures serve different purposes.
Read guide →