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Why convert HLP to PPTX?
Fast
Your file is converted in under 30 seconds in our cloud.
Secure
Files are automatically deleted after 1 hour.
Quality preserved
Maximum quality preserved during conversion.
About the HLP format
HLP — Windows Help File
HLP is the format for Windows 3.x through Windows XP help files, produced by the Microsoft Help Compiler. These files contain hyperlinked help content, images, and tables for Windows applications, and are no longer natively supported on 64-bit Windows without a special viewer.
Common uses
- Accessing legacy Windows application help content
- Converting old help files to CHM or HTML
- Preserving legacy Windows software documentation
- Windows 3.x and 9x era software archiving
About the PPTX format
PPTX — Microsoft PowerPoint Open XML Presentation
PPTX is the standard format for Microsoft PowerPoint presentations. It supports slides with text, images, animations, audio, and video, making it the leading format for business and educational presentations worldwide.
Common uses
- Business presentations
- Educational slideshows
- Marketing pitch decks
- Conference and lecture slides
Related conversions
Other conversions available for HLP and PPTX files
Frequently asked questions
How do I convert HLP to PPTX?
Upload your HLP file above, choose PPTX as the output format, then click Convert. Your PPTX file is ready to download in seconds — nothing to install, and it works in your browser.
Is the conversion free?
Yes, basic conversion is completely free. For large volumes, check out our paid plans.
What is the maximum file size?
Free accounts can convert files up to 25 MB. Pro accounts up to 100 MB.
How long are my files kept?
Files are automatically deleted after 1 hour on the free plan, 24 hours on Pro.
What formats are supported?
We support over 200 source and target formats. See our complete formats page.
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