from odoo import api, models class MailMessage(models.Model): _inherit = "mail.message" @api.model def name_get(self): res = super(MailMessage, self).name_get() params = self.env.context.get("params") if params: model = params.get("model") view_type = params.get("view_type") if model == "mail.tracking.value" and view_type == "form": for rec in res: if rec[1] == "False": new_name = (rec[0], "Message ID - " + str(rec[0])) res[res.index(rec)] = new_name return res