It won't be strange to see people merging several PowerPoint files into one presentation, especially when a project is done by a group of people and each takes care of their own part. How to combine PowerPoint slides becomes a frequently asked question and this makes me want to share you with some common and fast ways to combine PowerPoint files.

Part 1: Merge PowerPoint files within Office PowerPoint

The first way to combine PowerPoint slides is by using Office PowerPoint. That is to say, you can merge PPT within the PowerPoint. Do as follows to merge PPT.

Step 1: Open PowerPoint.

Step 2: Select the slide where you want to merge with other slides, then copy and paste the slides here. You need to choose whether to retain original format or follow the target format.

Play PowerPoint Automatically

Or, you can click Insert to include other slides to the existing presentation. It goes like this.

Step 1: Open PowerPoint.

Step 2: Click Insert and choose New Slide.

Step 3: On the displayed page, choose Reuse Slides. Browse the files and choose whether to keep source formatting.

combine two powerpoint

By doing this, you can merge PPT easily but note that if you want to apply the existing presentation theme, you should click Apply Theme to All Slides.

Part 2: Combine PowerPoint files with Leawo PowerPoint to Video Pro and Leawo Video Converter

The other efficient way to merge PPT is to use third party apps. Here are two professional media tools -Leawo PowerPoint to Video Pro and video converter to help you combine PowerPoint slides and videos.

Leawo PowerPoint to Video Pro is a PPT to video converter, which supports all kinds of video formats and provides a wide range of features to make PowerPoint files more powerful. You can firstly use this app to convert PPT to video and then combine PowerPoint files with Leawo Video Converter.

To let users make their PPT files more vivid, this program even provides various features to achieve unique file style. Such as converting powerpoint to video with background music, adding logo or watermark to protect your PowerPoint and so on.The simple user interface will guide you do the conversion step by step. Take a look right now to see how to convert PPS to video with this professional PowerPoint to video converter.

Step 1: Install Leawo PowerPoint to Video Pro

Click the buttons below to download and install .


PowerPoint to Video Pro 

☉ Support PowerPoint 2000/2002/2003/2007/2010/2013.

☉ Support all PPT formats: PPT, PPTX, PPTM, PPS, PPSX, POT, POTX, POTM.

☉ Adjust video and audio parameters of output files.

☉ Customize PowerPoint files like: insert background music/watermark, set transition, real-time narration.

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Step 2: Launch Leawo PowerPoint to Video Pro and add source PPT files.

Click Add to import the source PPT files.

import files

Step 3: Set an output format.

From the Profile drop-down list, select an output format. Then, specify a directory to save the converted file.

Set Output format

Step 4: Customize the file.

Click Customize to set file parameters, such as video quality, audio codec, bit rate, background music etc.

Customize the conversion

Step 5: Add a logo to the file.

Click Watermark from the Customize settings pane to add a logo to the file, ensuring copyright of the PPT owner.

Add a logo to the file

Step 6: Convert PPT to video.

Click Start to convert PPT to video by now. After it completes, you should have your videos ready for merging into one.

Convert PPT to video

Finally, follow the below tutorial guide to merge files into one with Leawo Video Converter, a professional video converter that is able to support 180+ formats and provides 6X speed. It is capable of preserving 100% of source file quality, all of which make this app stand out from peers. Click the button below to install it on your computer.

Step 1: Launch the app and click Add Video to import the converted PPT to the app.

create DVD from PowerPoint

Step 2: Hit the merge into one icon next to the big green Convert button to merge all files into one. After all is done, you will receive an all-in-one file.

create DVD from PowerPoint

Part 3: Comparison of two apps

By comparison, to combine PowerPoint files within Office PowerPoint and Leawo PowerPoint to Video Pro and Video converter have their own pros and cons. See the below table for details.




Office PowerPoint

  • Fast to combine PPT
  • No need to install apps


  • Needs large space to store PPT files
  • Requires a lot of manual work
  • Not able to keep animations, transitions, and other original features
  • No additional features available
  • Not as attractive as video, too plain


Leawo PowerPoint to Video Pro and Video Converter

  • Fast to convert and combine files
  • Provides powerful features to make PPT files better
  • Retains all original elements like animations, transitions, video clip etc.
  • Preserves 1:1 quality as original file
  • Supports 180+ formats and provides 6X speed
  • Space saving
  • More attractive in presentation as video
  • Requires app installation
  • Switch between two apps



All in all, Leawo PowerPoint to Video and Video Converter are two efficient and professional tools to convert PPT to video and combine all files into one. After converting PPT to video, you can reduce the file size significantly compared with simply combining PPT in a larger file. Moreover, turning PPT into video will make the presentation more vivid and attractive, thus catching the attention from audiences more. To protect the owner's copyright, adding logo is also worth the effort. Enjoy and have fun with these apps.