Error code 2869 is a Windows Installer (MSI) error indicating a problem with an installation dialog in the setup package, not a general Windows 10 error.
Error Code 2869 on Windows 10 – Microsoft Community
Windows for home | Windows 10 | Performance and system failures
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DaveM121 876.9K Reputation points Independent Advisor2026-03-10T08:13:38.31+00:00 Please provide full details on the problem you are experiencing, what you are doing on your PC when you see that error, and also, please provide a screenshot of the error.
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Q&A Assist2026-03-10T07:40:02.6066667+00:00 AI generated content. This question contains an answer created with AI from Q&A Assist. Learn moreError code 2869 is a Windows Installer (MSI) error indicating a problem with an installation dialog in the setup package, not a general Windows 10 error. The message text for 2869 is:
The dialog [2] has the error style bit set, but is not an error dialog.
This means the MSI package being run has an internal UI configuration issue. The problem is with how the installer was authored, not with Windows itself.
For this situation on Windows 10:
- If the error occurs when installing a specific third‑party application, obtain an updated installer from the software vendor or their support site. The vendor must correct the MSI dialog configuration.
- If the installer is old, try running a newer version that officially supports Windows 10.
- If the installer is custom or in‑house, the developer needs to fix the MSI UI tables so that only true error dialogs have the error style bit set.
Developers can use standard MSI tools (such as Orca or other MSI editors) to inspect the Dialog table and correct the dialog style flags that cause error 2869.
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