tab sales and purchases
seller: Is it possible to set the user that is currently logged in there
salesteam: by default this is blanc, and so i always have to select a salesteam. can this be changed to default sales team?
dropdown receive messages : where to change the default value?
tab financial
change default value for dropdown payment condition customer and supplier
See https://www.odoo.com/forum/how-to/miscellaneous-14/how-do-i-set-the-default-value-for-a-field-from-the-web-interface-110