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

The results were fascinating, impressive, and sometimes surprisingly bad. Here are five tips that can help you get better results faster.

Excel automations cover auto-updating charts, deadline flags, and smart links; Ctrl+T table charts expand as new rows appear.

Microsoft has removed App Skills from Excel's Copilot after users found multiple AI entry points confusing, now consolidating them into a single interface.

AI tools are frequently used in data visualization — this article describes how they can make data preparation more efficient ...

Microsoft removes Excel Copilot App Skills and merges features into Copilot Chat and Agent Mode as part of a broader AI ...

Abstract: Industrial Cyber-Physical Systems (ICPSs) are regarded as the enabling technology of the ongoing fourth industrial revolution. Despite their recognized advantages, ICPSs face challenges that ...