SharePoint File Downloader

Downloads files from SharePoint Online document libraries to a local folder using the Microsoft Graph API via PowerShell. Handles authentication, binary file download, and error states.

Sign in or create a free account to copy this script.

Problem this solves

Forum users struggle with binary data conversion required to go from SharePoint file content to a local file on disk.

Usage Notes

  1. 1.Drive ID is required — run Pattern 5 once to discover it.
  2. 2.Binary download via -OutFile handles the stream directly — no base64 needed.
  3. 3.App Registration needs Sites.Read.All or Files.Read.All with admin consent.
  4. 4.SharePoint paths use forward slashes relative to document library root.

Dependencies

  • REST API POST Caller
  • REST API GET Caller
  • Folder Scanner
SharePoint File Downloader | FlowLibs