Hi,

To update the record that you have already imported in Odoo 15, you can follow the steps outlined in the following blogs:

https://www.cybrosys.com/blog/how-to-efficiently-import-data-elements-in-odoo-15

https://www.cybrosys.com/blog/how-to-export-import-your-data-in-odoo-15-sales-module

These blogs provide detailed instructions on how to import data elements efficiently in Odoo 15, including updating records that have already been imported.

Regards