Copying data from one worksheet to another within the same workbook file is also pretty common and easy, especially if you’re copying template structure and expressions. SEE: 30 Excel tips you ...

A huge file format mistake in Excel has hampered the UK's track-and-trace program. ... By using the XLS format, PHE's Excel template could only handle about 1,400 test results, ...

Before you can import Excel data into Outlook using Microsoft 365, you must save that data to comma-separated (delimited) format or .csv. SEE: How to Quickly Import a .txt or .csv File Into ...

For a bit of context, Excel's XLS file format dates back to 1987. It was superseded by XLSX in 2007. Had this been used, it would have handled 16 times the number of cases.

Launch Microsoft Excel and then press "Alt-F" to switch to the File tab. Select "Options" from the menu, and then select "Manual" from under Calculation Options on the Formulas tab.

The problem is that PHE's own developers picked an old file format to do this - known as XLS. As a consequence, each template could handle only about 65,000 rows of data rather than the one ...