Hi
Please check whether the articles 'Use the Data Connection Wizard to import data into Visio' and 'Import data from Excel, Access, SharePoint sites, SQL Server, and other external sources' are helpful to you.
If the answer is helpful, please click "Accept Answer" and kindly upvote it. If you have extra questions about this answer, please click "Comment".
Note: Please follow the steps in our documentation to enable e-mail notifications if you want to receive the related email notification for this thread.