A proof is your last chance to catch a mistake before it is printed hundreds or thousands of times. Yet many people approve proofs in seconds on a phone screen. This guide explains how print proofing works and how to check a proof properly.
What is a print proof?
A proof is a preview of your job exactly as it will be printed: content, layout, size, cutting and (to a degree) colour. Approving it confirms that the printer should go ahead. Once approved, errors in the content become the customer's responsibility — which is why careful checking matters.
Types of proofs
Digital (soft) proof
A PDF or image sent by email or message. It shows content, layout, trim and bleed. It is fast and free of production cost, and is the standard for most jobs. Its limitation: colours on screen are RGB light and will not exactly match ink on paper.
Hard (physical) proof
A printed sample on the actual or similar material. It shows true colour, paper feel and finish. Recommended for colour-critical jobs, large runs, packaging and brand-launch materials. It adds time to the schedule.
Pre-production sample
For merchandise and packaging, a physical sample of the branded product may be produced before bulk production to confirm logo placement, size and colour.
| Proof type | Checks content | Checks true colour | Adds time |
|---|---|---|---|
| Digital proof | Yes | Approximate | Minimal |
| Hard proof | Yes | Yes | Yes |
| Pre-production sample | Yes | Yes | Yes |
How to check a proof: a step-by-step method
Step 1: Check the job details
Product, size, quantity, paper, finish, number of sides and delivery details. It is easy to focus on the design and miss that the quantity or finish is wrong.
Step 2: Read every word — slowly
- Read names, titles and company names letter by letter.
- Check phone numbers digit by digit, including country codes.
- Check email addresses, websites and social handles.
- Check prices, dates, times and offer expiry dates.
Tip: read from the bottom up or aloud. It forces your brain to see words instead of guessing them.
Step 3: Test anything interactive
Scan QR codes directly from the proof. Type the URL into a browser. Call the number if you are unsure.
Step 4: Check layout and trimming
- Is anything too close to the edge or fold?
- Are logos sharp, not blurry or pixelated?
- Is the front and back orientation correct?
- For Arabic, are letters connected and text right-aligned where intended?
Step 5: Check colour expectations
Remember a screen proof is approximate. If exact brand colour matters, ask for a hard proof or reference a previous printed piece.
Step 6: Get one final approver
Proofs passed around a group often get conflicting edits. Collect feedback, then have one person give the final approval.
Common errors caught at proof stage
- Old phone numbers or addresses copied from previous designs.
- Wrong job titles on business cards.
- Missing or incorrect Arabic text.
- Expired offer dates.
- QR codes pointing to test links.
- Logos in outdated brand colours.
Frequently asked questions
Do I always need a hard proof?
No. For most flyers, cards and banners a digital proof is enough. Consider a hard proof for colour-critical, high-volume or packaging jobs.
Can I make changes after approving?
Once production starts, changes are often not possible. Check carefully before approving.
Why does the proof look brighter than the print?
Screens display RGB light, which can show brighter colours than CMYK ink can reproduce.
Related guides
Use our print-ready PDF checklist before sending files, and our CMYK vs RGB guide to understand colour.