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

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.

Excel's Total Row uses smart SUBTOTAL logic to ignore hidden data, adapt to filters, flag text errors, and measure performance volatility.

Office Scripts extract Excel hyperlink URLs without macros; results are hardcoded so the file can stay .xlsx, reuse is straightforward.

The winners of the next decade will be those who recognise that spreadsheets are not a safety net but a straitjacket. By ...