When ActiveX stops working in Office 2024/Microsoft 365, work through the causes in order: default disablement, 32-bit/64-bit mismatch, COM registration, dependent DLLs, IE mode, and Click-to-Run logs. Archived version of https://comcomponent.com/en/blog/2026/04/25/002-office-2024-microsoft-365-activex-troubleshooting/, as published on 2026-07-27. The live article is maintained and may change after this date. First published 2026-04-25.
Go Komura (Mon,) studied this question.
Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context: