OpenAI launches ChatGPT for Excel powered by GPT-5.4, enabling users to build, update, and analyze spreadsheet models using plain language.

Inspect spreadsheets natively inside your CLI workflow.

The big headlines on this release are efficiency, with OpenAI reporting that GPT-5.4 uses far fewer tokens (47% fewer on some ...

Dark Mode has its drawbacks. For example, the worksheet grid usually remains white. You can choose Black under Office Theme, which activates a Dark Mode toggle in the View tab of your Excel ribbon.

Everyday tools like PDF readers, email clients, and archive utilities quietly define the real attack surface. Action1 explains how third-party software drift increases exploit risk and why consistent ...

The agency still offers a Free File program that works with commercial tax software firms. Some companies also offer free ...

Microsoft is expanding data loss prevention (DLP) controls to block the Microsoft 365 Copilot AI assistant from processing ...

Xleak is a simple terminal tool that lets you open and inspect Excel files instantly, without ever leaving your command line.

The Karen Read case is mentioned in several FBI documents included in the latest tranche of files related to Jeffrey Epstein released by the federal government, though any connection between the two ...

If you often work with data that starts life as a text file or CSV, Microsoft Excel now has new built-in tools that simplify how that information gets pulled into a spreadsheet. The update introduces ...