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How to rotate pages in a PDF

Straighten sideways pages without touching quality.

A page fed sideways through a scanner, a landscape chart in a portrait report, a photographed document that arrived on its side: all the same problem, and all fixed by rotating the page rather than tilting your head.

The steps

  1. Upload the PDF.
  2. Choose 90, 180 or 270 degrees.
  3. Select which pages to rotate, or leave it blank for all of them.
  4. Run the tool and download the corrected document.

Rotation is lossless

Rotating sets an attribute on the page. Nothing is re-rendered and nothing is re-compressed, so the content is bit-for-bit identical afterwards. There is no quality cost, and no reason to avoid doing it more than once.

Different pages, different angles

A single run applies one angle. If some pages need a quarter turn and others need a half, run the tool twice, selecting the relevant pages each time and carrying the result forward into the second run.

Which way is 270?

Three quarter-turns clockwise, which lands in the same place as one quarter-turn anticlockwise. If a page is lying on its left side, 90 is usually what you want; on its right side, 270.

If you cannot picture it, rotate once and look at the preview. Because rotation is lossless and its own undo, guessing wrong costs nothing: rotate by 180 to flip it the rest of the way, or run the tool again with a different angle.

Rotation versus a rotated scan

This tool turns pages in ninety-degree steps, which fixes a page that went through the feeder sideways. It does not straighten a page that is merely askew — a scan sitting at three degrees off true needs deskewing, which is a different operation and not one offered here.

Common questions

Does rotating reduce quality?
No. Rotation sets a page attribute; nothing is re-rendered or re-compressed, so the content is bit-for-bit identical.
Can I rotate different pages by different amounts?
Run the tool once per angle, selecting the relevant pages each time. Each run takes the previous result as its input.
What is 270 degrees?
Three quarter-turns clockwise, which is the same as one quarter-turn anticlockwise.

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