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4 min read · Updated 2026-09-19

How to delete pages from a PDF

Deleting pages rebuilds the document from the pages you kept. Lossless for the survivors, and not the size fix people expect it to be.

Removing a blank scan, a duplicate cover sheet or an internal note before sending a document is one of the most common PDF edits. Mechanically it is subtraction: a new document is assembled from the page objects you did not name, and those pages are copied untouched.

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Tools used in this guide

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4 steps

The procedure

Steps for a MyPDFilles tool run in your browser tab. When a guide directs you to external software, its own privacy and security practices apply.

  1. 01

    Add the PDF

    Drop in the file you want to trim. Your original is never modified — the tool produces a new document and leaves the input alone.

  2. 02

    Identify the pages by their real numbers

    Open the document and note the page positions, not the printed numbers. Deletion works on position in the file, so the third sheet is page 3 even if it is printed as page 1.

  3. 03

    Type the pages to delete

    The field accepts single pages and ranges together, in the style of 1, 3, 10-12. Order does not matter and overlapping entries are harmless, since each page is either kept or dropped.

  4. 04

    Run and check the page count

    Press the action button and download. Verify the count: original minus the number you named. If it is off by one, you have almost certainly hit the printed-versus-actual numbering trap.

Beyond the steps

What is actually happening

01

Position in the file, not the number on the paper

The page index is the position in the document page tree, starting at one for the first page in the file. The printed number is ink on the page, placed there by whoever produced it, and the two agree only when the document starts numbering at its very first sheet.

Front matter is where they diverge. A report with a cover and a contents page typically prints "1" on the third sheet, so everything printed is offset by two. A scanned bundle with a separator sheet has a similar offset. Deleting "pages 5 to 8" as printed in such a document removes pages 7 to 10 as far as the file is concerned.

The reliable habit is to read positions from a page thumbnail panel or from the viewer page counter rather than from the page itself, and to check the resulting page count immediately after the operation.

02

Deletion is lossless for everything that stays

The pages you keep are copied as objects into the output: same content streams, same embedded fonts, same image data at the same compression, same MediaBox, same /Rotate. Nothing is re-rendered and nothing is re-encoded, so text remains selectable and images are bit-for-bit what they were.

Document-level structures need a thought, though. Bookmarks that pointed at a deleted page have no valid destination, and internal links to removed pages become dead. If the document had page numbers stamped on it, those are page content and stay exactly as printed — deleting page 4 leaves a document that jumps from 3 to 5, and re-stamping numbers is a separate step.

Form fields belonging only to deleted pages go with them. Fields whose widgets were on a surviving page are unaffected.

03

Why removing pages may barely shrink the file

The intuition is that dropping a quarter of the pages drops a quarter of the bytes, and it only holds when the weight is evenly spread. Usually it is not.

Embedded fonts are the clearest case: a font subset is a document-level resource used across many pages, so it survives as long as any page needs it. Delete text pages and you remove glyph-drawing instructions, which are small, while the font stays. Conversely, delete one page carrying a full-page 300 DPI scan from a 50-page text document and the file may halve, because that single page held most of the bytes.

So the size change tracks what was on the pages you removed, not how many there were. If the goal is a smaller file rather than a shorter one, compress it; if it is both, delete first and compress the result.

While you follow this

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Questions about this task

Can I get a deleted page back?

Not from the output — it does not contain that page. Your original file is untouched, though, so the page is still there. This is the practical reason the tool never writes back to your input.

Why does the wrong page get deleted?

Because you used the printed number rather than the position in the file. Front matter offsets the two. Count from the first sheet in the document, including covers and separators.

Does deleting pages affect the quality of the rest?

No. Surviving pages are copied as objects with no re-rendering or re-compression, so their text and images are unchanged.

Should I delete pages or extract the ones I want?

Whichever is less typing and less error-prone. Removing three pages from ninety is a deletion; keeping three pages from ninety is an extraction. The result is identical either way.

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