: Instead of loading the data into a standard grid, select Load To... and choose PivotTable Report or Add this data to the Data Model . This allows Excel to "store" millions of rows in the background for analysis without actually displaying them in individual cells.
While Excel can open CSV files directly with a double-click, doing so often causes formatting nightmares—like leading zeros disappearing from phone numbers or dates turning into random numbers. To maintain data integrity, you need a proper import strategy. 1. The Standard Method: Power Query (Recommended) import csv to excel
The Ultimate Guide: How to Import CSV to Excel Without Losing Data : Instead of loading the data into a