Select partners from the list view, and then choose 'Mass Update' from the 'Action' menu.

After opening the wizard, you can update the salesperson for multiple partners from here.

Mass salesperson updated.

Now from the wizard, we update multiple partner's pricelists.

Mass partner's pricelists updated.

Now, let's update the tags. You can update tags using two methods: 'Add' and 'Replace.'
'Add': This method adds new tags to the existing ones.
'Replace': This method replaces old tags with new ones, effectively removing the old tags. In this example, we have update the partner's tags using the 'Add' method.

Mass partners updated with the tags.

Now, we update partners' tags using the 'Replace' method.

Mass partners updated with the tags.

Now we have update the language for multiple partners.

Mass partners updated with the language.

Now we have update the payment term of the multiple partners.

We are now updating the payment terms for multiple partners.

Now, we have update the partner type. You can update the partner type 'Is a Customer'

Partner type updated.

Now, we have update the partner type. You can update the partner type 'Is a Vendor'

Partner type updated.

Now, we have update the partner type. You can update the partner type 'Both'

Partner type updated.