UPDATE: Microsoft has just announced a critical bug affecting the new Outlook app, preventing users from opening Excel attachments that contain non-ASCII characters. This issue has sparked frustration among users, as the new app has already been under scrutiny for its performance since its release.
Reports confirm that many users are encountering an error message stating, “Try opening the file again later,” when attempting to access affected Excel files. The company has designated this issue as EX1189359, detailing the technical glitch in a recent service alert.
To mitigate the impact, Microsoft recommends users either access Outlook on the web or download the files locally to view them. This workaround is essential for those handling Excel files with elements like accented letters or non-Latin characters in their filenames.
Microsoft is actively working on a fix for this bug and hopes to roll out an update in the coming days. However, the company has not provided a specific timeline for when the solution will be available, indicating that thorough testing is required to ensure the issue is resolved.
The timing of this announcement is significant as many users are looking for reliable email solutions. If you’re currently dissatisfied with the new Outlook, now may be the perfect opportunity to explore alternatives. Reports indicate that some users have transitioned to other email applications in 2025, finding them more user-friendly and efficient.
As Microsoft continues to address this urgent issue, users are encouraged to stay updated on further developments. The situation remains fluid, and many are hopeful for a swift resolution to restore functionality to the new Outlook. In the meantime, sharing this information could help others avoid the frustration of encountering this bug.
