Copilot Studio agent builder in Microsoft 365 will support larger file uploads of up to 512 MB.
Roadmap › 500375
Microsoft Copilot (Microsoft 365): Larger file upload support in Copilot Studio agent builder
- General availability
- 2025-09
- Preview
- —
- Added
- 12 Aug 2025
- Last modified
- 23 Dec 2025 23:00 UTC
- First archived
- 25 Aug 2026
- Release rings
- General Availability
- Clouds
- Worldwide (Standard Multi-Tenant)