CSV & Excel Blog

Clear answers for converting files, importing data into Excel, and fixing common CSV problems.

Conversion

How to Convert CSV to Excel (.xlsx) Without Changing Your Data

Choose the right conversion method, preserve identifiers and text, and check the resulting workbook before sharing it.

Export

Save one worksheet as CSV in Excel, understand what the format leaves out, and choose a UTF-8 export when needed.

Import

Import with the correct delimiter, encoding, and column types to keep leading zeros, dates, and long numbers intact.

Troubleshooting

Find the separator your file uses and split or reimport the data without breaking quoted fields or identifiers.