Tired of manually stitching together dozens of PowerPoint decks? In C# you can automate the whole process and output a single, polished presentation in seconds. This guide walks you through calling the GroupDocs Cloud REST API from a .NET app, covering setup, authentication, and the exact request payload needed to merge whole files or selected slides.
You’ll see step‑by‑step code snippets that download, combine, and save PPT or PPTX files, plus tips for handling slide ordering and preserving formatting. Whether you need to merge full presentations or cherry‑pick specific slides, the example projects give you a reusable pattern for any automation pipeline.
Integrate this solution into your CI/CD workflow and keep your decks up to date automatically.
Read the full guide → https://blog.groupdocs.cloud/merger/merge-powerpoint-pptpptx-files-online-using-rest-api-in-csharp/?utm_source=devto&utm_medium=social&utm_campaign=blogcaster
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