diff --git a/addons/hr_recruitment/models/hr_applicant.py b/addons/hr_recruitment/models/hr_applicant.py
index 0dbf240b6c7..53495b0984d 100644
--- a/addons/hr_recruitment/models/hr_applicant.py
+++ b/addons/hr_recruitment/models/hr_applicant.py
@@ -328,9 +328,15 @@ class Applicant(models.Model):
                     'phone': applicant.partner_phone,
                 })
             else:
-                applicant.partner_id.email = applicant.email_from
-                applicant.partner_id.mobile = applicant.partner_mobile
-                applicant.partner_id.phone = applicant.partner_phone
+                if applicant.email_from and \
+                    tools.email_normalize(applicant.email_from) != tools.email_normalize(applicant.partner_id.email):
+                    # change email on a partner will trigger other heavy code, so avoid to change the email when
+                    # it is the same. E.g. "email@example.com" vs "My Email" <email@example.com>""
+                    applicant.partner_id.email = applicant.email_from
+                if applicant.partner_mobile:
+                    applicant.partner_id.mobile = applicant.partner_mobile
+                if applicant.partner_phone:
+                    applicant.partner_id.phone = applicant.partner_phone
 
     @api.depends('partner_phone')
     def _compute_partner_phone_sanitized(self):
@@ -612,7 +618,9 @@ class Applicant(models.Model):
             defaults['stage_id'] = stage.id
         if custom_values:
             defaults.update(custom_values)
-        return super(Applicant, self).message_new(msg, custom_values=defaults)
+        res = super().message_new(msg, custom_values=defaults)
+        res._compute_partner_phone_email()
+        return res
 
     def _message_post_after_hook(self, message, msg_vals):
         if self.email_from and not self.partner_id: