@gwjjjjj ok that indeed is a lot of data for MS systems. I do not think excel is the right tool to handle this amount the limit seems to be something like 1 million rows and also there is an overall limit of what the size of an excel file can be
Other formats might be much better. But it depends on what you want to do. Parquet would have the additional benefit that you can store it in chunks and still handle as one file.