Building custom solutions that extend, automate, and integrate Microsoft 365 apps.
Hi,
Usually, there should be no problem in opening .csv files using Office 2013.
But if you are facing this issue, there are various methods through which you can try opening your file using office 2013. You can refer to this thread- https://social.technet.microsoft.com/Forums/en-US/87ca6415-09c4-48d3-8c41-55f10752e793/why-cant-i-open-csv-files-in-excel-2013?forum=officesetupdeploy
Best Regards.