◆ Acrobat · protect

Prevent Low-Res Run Surprises

We repeatedly discover low-resolution images just before press and it costs rush rescans. Over the last 18 jobs, ident…

1ready prompt
1real task
3roles

When to use it

real situations

AI prompts

1 way to ask · copy any one
DBecome — “help me grow”We repeatedly discover low-resolution images just before press and it costs rush rescans. Over…+
We repeatedly discover low-resolution images just before press and it costs rush rescans. Over the last 18 jobs, identify how often low-res came from archives versus client-supplied assets, and recommend one preventative policy or asset-gathering habit that would eliminate this problem without stalling creative review.
when the reply comes backPush once: ask it to sharpen the weakest part, and to say what it assumed.

How to do it

the tool · the steps · what to avoid
  1. 1

    Open your PDF file in Adobe Acrobat Pro.

  2. 2

    Go to the Tools pane and select Print Production.

  3. 3

    In the Print Production toolbar, select Preflight.

  4. 4

    In the Preflight dialog, switch to the Profiles tab.

  5. 5

    Search for or locate a profile for automated fixes, such as one designed to fix potential print production problems.

    Best practiceIf your workflow needs to target specific issues (like only fixing color spaces), you can use or create a custom Preflight fixup.

  6. 6

    Select the profile and click the button to analyze and fix issues.

    NoteCommon issues such as missing fonts, incorrect color spaces, and low-resolution images will be automatically detected and fixed where possible.

  7. 7

    Save the fixed PDF when prompted.

The Preflight tool can automatically correct many common print issues in a single operation, saving time on manual fixes.

This runs in the Acrobat app - there is no separate API for this task.

Glossary

words on this page
PreflightA way to check files for problems before sharing or printing.ExampleYou preflight your magazine layout to catch low-resolution images or incorrect color profiles before sending it to the printer.
PDF/XA type of PDF used to make sure printing looks the same everywhere.ExampleA designer sends a PDF/X file to the printer, confident the colors will match the proof.
ResolutionResolution is the detail in an image, measured in dots per inch (dpi), which affects print quality.ExampleA photo with high resolution will look sharp and clear when printed at a large size.

The real tasks

the one, listed here
Prevent low-res surprises from costing runs

Who does this

3 roles
Prepress TechnicianGraphic DesignerPrint Production Specialist

FAQ

about this task

Preflight is a powerful tool in Acrobat Pro that checks your PDF for hundreds of potential problems before printing, including low-resolution images, incorrect colors, and missing fonts. It matters because finding and fixing these issues before printing saves time, money, and prevents poor-quality print jobs. Without Preflight, you might print a document only to find images are blurry or colors are wrong.

  1. Open your PDF in Acrobat Pro.
  2. Go to 'All tools' > 'Use print production' > 'Preflight'.
  3. Select a standard profile like 'PDF/X-4'.
  4. Click 'Analyze and fix' to run the check and correct image resolution issues.

If your printed images are blurry, it's likely due to low resolution. Preflight could have prevented this by identifying those low-resolution images before printing even started. By running a Preflight check with a standard profile, it would have flagged the images that don't meet print quality standards. You then could have used Preflight's fixups to correct them or replaced the images with higher-resolution versions, ensuring sharp prints.

You should use standard Preflight profiles like PDF/X-4 because they are designed by experts to meet industry print standards. Creating your own checks can be complex and prone to errors if you don't fully understand print specifications. Standard profiles ensure your document is compliant and ready for professional printing, reducing the risk of unexpected issues and wasted print runs.

Preflight is much more powerful than a simple visual check. A visual check only shows obvious problems, and you might miss subtle issues like incorrect color profiles, embedded fonts, or image resolution that looks fine on screen but will print poorly. Preflight performs over 400 automated checks, finding hidden problems that human eyes cannot. It also offers 'fixups' to automatically correct many of these issues, providing a much more reliable way to prepare documents for print.

Sources

where this comes from
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