Introduction
When building an online course, many instructors have the habit of uploading PowerPoint files directly for students to download. However, in reality, not all students use the same version of PowerPoint, the same fonts, or even the same devices to open the files properly.
This guide will walk you through how to properly convert PowerPoint files into PDFs for learning materials, ensuring your lectures display consistently, professionally, and are easy to use.
1. Why Convert PowerPoint Lectures to PDF?
You might be wondering:
“Why not just let students view PowerPoint files directly?”
The main reason is compatibility and stability.
Unlike PDF (a standardized format), PowerPoint files (.pptx) depend heavily on the environment in which they are opened:
- Browser issues: layouts may break, animations may disappear or not display properly
- Device compatibility: some phones or computers cannot open PPT files without the right software
- File size & editability: larger files and easier to modify, making content harder to control
👉 This means: the same file may appear differently for each student
In contrast, PDF “packages” your lecture into a fixed format:
- 📄 Consistent display across all devices
- 📄 No additional software required
- 📄 Preserves layout, images, and content
- 📄 Faster loading, optimized for the Ourdemy system
👉 That’s why converting PowerPoint to PDF is not just recommended—it’s
the best way to ensure students see exactly what you designed
2. What to prepare before converting PowerPoint to PDF
Before converting, spend a few minutes reviewing your slides to ensure the exported PDF is easy to read, easy to view, and requires no rework.
Content
- Keep one main idea per slide
- Use short, clear sentences
- Prioritize bullet points
- If students can understand it on a phone, the slide is good
Layout
- Avoid placing text or images too close to the edges
- Leave sufficient white space
- Keep margins consistent across slides for a professional look
Images
- Check whether images remain sharp when zoomed in
- Avoid low-resolution or stretched images
- Use simple visuals that clearly support the content
Overall design
- Use a 16:9 slide ratio
- Light background with dark text for readability
- Minimize animations (PDF does not support effects)
👉 Once these points are in place, converting to PDF will be smooth, and the file uploaded to Ourdemy will display well on both desktop and mobile devices.
3. Ways to convert PowerPoint to PDF
Method 1: Convert directly using Microsoft PowerPoint
This is the simplest and safest method, with no additional software required.
Best for
- Important lecture files
- Slides with many images or charts
- Main learning materials uploaded to Ourdemy
Steps
- Open the PowerPoint file
- Select File → Save As
- Choose a location to save
- In Save as type, select PDF (*.pdf)
- Click Save
👉 PowerPoint will automatically:
- Preserve the layout
- Keep colors and images intact
- Export slides in the correct order
Notes
- Check fonts before saving
- Avoid rare or non-standard fonts
Method 2: Convert using Google Slides (Online)
Best for
- When Microsoft PowerPoint is not available
- Online work and quick sharing
Steps
- Go to Google Drive
- Upload the PowerPoint file
- Right-click → Open with → Google Slides
- Select File → Download → PDF Document (.pdf)
✨ Pros
- Free
- No software installation required
⚠️ Cons
- Some special fonts may be replaced
- Always review the exported PDF
👉 This method is very convenient for team collaboration or online editing before uploading to Ourdemy.
Method 3: Use online PowerPoint-to-PDF conversion tools
Popular tools include:
- SmallPDF
- iLovePDF
- Adobe Acrobat Online
Steps
- Visit the website
- Upload the PowerPoint file
- Convert to PDF
- Download the converted file
⚠️ Important notes
- Do not upload copyrighted or internal materials
- Carefully check fonts and images
- Free versions have file size limits
- Delete uploaded files after downloading if possible
👉 Use this method only for simple materials.
Method 4: Export PowerPoint as PDF with custom page layouts
This option is useful if you want:
- 1 slide per PDF page
- Or 2–3 slides per page (handout style)
Steps in PowerPoint
- Select File → Print
- Choose Microsoft Print to PDF
- Under Settings, select:
- Full Page Slides (1 slide per page)
- Or Handouts (2–3 slides per page)
- Click Print to save the PDF
👉 This is ideal for reading materials that accompany lecture videos on Ourdemy.
4. Which PDF format should you upload to Ourdemy?
When converting PowerPoint to PDF for Ourdemy, one format does not fit all.
Depending on the purpose of each lesson, you can choose different PDF layouts to improve readability and learning efficiency.
PDF for main lecture lessons
- Format: 1 slide → 1 PDF page
- Best when:
- Each slide contains important content
- There are many illustrations or diagrams
- Recommendation: Best choice for most Ourdemy lessons
PDF for review or summary materials
- Format: 2–3 slides → 1 PDF page
- Best when:
- Summarizing key points
- Creating checklists or quick-reference materials
PDF optimized for mobile viewing
- Format:
- Larger font size
- Less text, more white space
- Best when:
- Reading-based lessons
- Short reference materials
PDF for “reading-only” lessons
- Format:
- Clean, structured layout
- Lightweight file size
- Best when:
- Lessons without video
- Content focused on reading and comprehension
👉 Tip: Always open the PDF on a mobile phone before uploading to check the student reading experience.
5. Checklist before uploading a PDF to Ourdemy
✔ Opens correctly on mobile
✔ No font issues
✔ Clear, sharp images
✔ File size under 20MB (recommended)
✔ No blank slides
✔ Clear file naming (e.g. Lesson-1-Introduction.pdf)
6. Uploading PDF files as lessons on Ourdemy
Once you have converted your PowerPoint into a properly formatted PDF, the next step is to upload it to Ourdemy and use it as a lesson.
👉 See the detailed guide on creating PDF lessons on Ourdemy here:
🔗https://ourdemy.com/how-do-i-create-a-pdf-viewer-lecture/
In that guide, you will learn:
- How to create lessons in PDF format
- Where and how to upload PDF files within a course
- How to allow students to read PDFs directly on the platform
- Best practices for desktop and mobile display
👉 Combining video lessons with PDF materials is a common approach used by many Ourdemy instructors to:
- Help students review content more easily
- Reduce unnecessary video length
- Make the course feel well-structured and professional
Conclusion
Converting PowerPoint files into PDFs not only makes your lecture materials more professional, but also significantly improves the student learning experience. With just a few simple steps, you can create PDF files that are clean, easy to share, and secure.
When combined with video lessons on Ourdemy, PDF materials help create a learning experience that is clear, reliable, and student-friendly.
If you are building online courses or training materials, this is a step you should not skip.
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