جميع المقالات
table-of-contents
bookmarks
organize
Add a Table of Contents to a PDF (and Bookmarks)
A contents page and a bookmark outline solve different problems. When a PDF needs each, and how to add a clickable table of contents without the source file.
10 أكتوبر 20265 دقيقة للقراءة
citation-linker
academic
links
Make Citations Clickable in a PDF Thesis or Paper
Link every [1] and (Smith et al., 2020) in a finished PDF to its reference entry or DOI, no Word or LaTeX source needed. Which styles work, and which slip.
10 أكتوبر 20265 دقيقة للقراءة
remove-blank-pages
scanning
organize
Remove Blank Pages from a PDF After a Duplex Scan
Duplex scans leave a blank back after every one-sided sheet. How blank-page detection works, which near-blank pages it keeps, and how to check before you remove anything.
10 أكتوبر 20267 دقيقة للقراءة
fix-oversized-pages
page-size
acrobat
PDF Page Too Large? Fix the 200-Inch Acrobat Limit
Acrobat says the page dimensions are out of range? Your PDF page is over 200 inches. Why that happens, what you lose, and how to split it without losing links.
9 أكتوبر 20266 دقيقة للقراءة
photo-tiling-prepress
print
passport-photo
Print Passport Photos at Home at the Exact Size
Print passport photos at home that measure exactly 2×2 in or 35×45 mm: sizes by country, the scale-to-fit trap, and which countries refuse home prints.
9 أكتوبر 20266 دقيقة للقراءة
posterize-pdf
print
poster
Print a Poster on Multiple Pages From Any PDF
Print a poster on multiple pages of A4 or Letter with overlap and crop marks, then tape it together. A Rasterbator alternative that keeps the text sharp.
9 أكتوبر 20266 دقيقة للقراءة
text-color
edit
print
Change Text Color in a PDF Without Retyping It
Grey text that prints faint, a red heading that must go black: change the text color in a PDF in place, keep fonts and search, and know when it cannot work.
8 أكتوبر 20265 دقيقة للقراءة
id-composer
print
privacy
Print an ID Card Front and Back on One Page, True Size
The landlord wants a copy of your ID, both sides, one page. Here is how to print it at the real 85.6 × 54 mm card size from two phone photos, no copier.
8 أكتوبر 20265 دقيقة للقراءة
split-scanned-pages
scanning
organize
Split Scanned Pages in Half: One Book Spread, Two Pages
Scanned a book two pages at a time? Split each scanned page in half down the gutter in your browser, keep reading order, and dodge the file-size and OCR traps.
8 أكتوبر 20265 دقيقة للقراءة
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كل المقالات على OxygenPDF — 118 مقالاً في المجموع.
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- Add a Table of Contents to a PDF (and Bookmarks)
- Make Citations Clickable in a PDF Thesis or Paper
- Remove Blank Pages from a PDF After a Duplex Scan
- PDF Page Too Large? Fix the 200-Inch Acrobat Limit
- Print Passport Photos at Home at the Exact Size
- Print a Poster on Multiple Pages From Any PDF
- Change Text Color in a PDF Without Retyping It
- Print an ID Card Front and Back on One Page, True Size
- Split Scanned Pages in Half: One Book Spread, Two Pages
- Change PDF Background Color (and When It Can't Work)
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- Combine PDF Pages Into One Long Page, Free
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- Extract Images From a PDF at Full Resolution
- PDF to TIFF: Which DPI and Compression to Pick
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- Convert PDF to Grayscale or Black and White
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- The Honest Open Source PDF Editor Survey for 2026
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- Convert Excel to PDF Without Mangling Columns
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- Print Multiple Pages Per Sheet Without Wrecking the Margins
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- How to Compare Two PDFs and Find Every Difference for Free
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- PDF24 Alternative for Anyone Without a Windows PC
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- How to Add Page Numbers to a PDF Without Paying for Acrobat
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- Adobe Acrobat OCR: Where It Hides and What It Costs
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- OCR Text Recognition: How a Machine Reads Paper
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- How to Redact a PDF So the Text Is Really Gone for Good
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