ChatGPT is now using its 5.4 Thinking model for deeper reasoning, and it's even better at handling "professional work." ...

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).

To fix the Excel error, There's a problem with this formula in Windows, check for unmatched or missing parentheses & ensure the function syntax is correct dirst.

What’s the best way to tackle your data analysis challenges in Excel? With so many options, formulas, PivotTables, and Power Pivot, it’s easy to feel overwhelmed or unsure which approach will deliver ...