Once you’ve fired up Excel, please click on Blank Workbook and that will create a new spreadsheet. From the standard import window that has opened, please direct yourself to where the JSON file ...

Taxpayers can download these utilities, fill in their income details offline, validate the information, and then generate a JSON file.

But things have changed at Twitter, and if you request a download of your data it comes as a set of JSON files. That shouldn't be a problem, after all, Excel can handle JSON. So, you try to open ...