diff --git a/addons/hr_contract/models/hr_employee.py b/addons/hr_contract/models/hr_employee.py
index 1be2ef685b7..b1cdf1b6dbb 100644
--- a/addons/hr_contract/models/hr_employee.py
+++ b/addons/hr_contract/models/hr_employee.py
@@ -17,7 +17,7 @@ class Employee(models.Model):
     contract_warning = fields.Boolean(string='Contract Warning', store=True, compute='_compute_contract_warning', groups="hr.group_hr_user")
     first_contract_date = fields.Date(compute='_compute_first_contract_date', groups="hr.group_hr_user", store=True)
 
-    @api.depends('contract_ids.state')
+    @api.depends('contract_ids.state', 'contract_ids.date_start')
     def _compute_first_contract_date(self):
         for employee in self:
             contracts = employee.sudo().contract_ids.filtered(lambda c: c.state != 'cancel')
diff --git a/addons/hr_work_entry/models/hr_work_entry.py b/addons/hr_work_entry/models/hr_work_entry.py
index 10f737315eb..e63774b750d 100644
--- a/addons/hr_work_entry/models/hr_work_entry.py
+++ b/addons/hr_work_entry/models/hr_work_entry.py
@@ -186,7 +186,7 @@ class HrWorkEntryType(models.Model):
     _name = 'hr.work.entry.type'
     _description = 'HR Work Entry Type'
 
-    name = fields.Char(required=True)
+    name = fields.Char(required=True, translate=True)
     code = fields.Char(required=True)
     color = fields.Integer(default=0)
     sequence = fields.Integer(default=25)
diff --git a/addons/hr_work_entry/models/resource.py b/addons/hr_work_entry/models/resource.py
index bf05682d221..ac7fa6c9660 100644
--- a/addons/hr_work_entry/models/resource.py
+++ b/addons/hr_work_entry/models/resource.py
@@ -12,8 +12,18 @@ class ResourceCalendarAttendance(models.Model):
 
     work_entry_type_id = fields.Many2one('hr.work.entry.type', 'Work Entry Type', default=_default_work_entry_type_id)
 
+    def _copy_attendance_vals(self):
+        res = super()._copy_attendance_vals()
+        res['work_entry_type_id'] = self.work_entry_type_id.id
+        return res
+
 
 class ResourceCalendarLeave(models.Model):
     _inherit = 'resource.calendar.leaves'
 
     work_entry_type_id = fields.Many2one('hr.work.entry.type', 'Work Entry Type')
+
+    def _copy_leave_vals(self):
+        res = super()._copy_leave_vals()
+        res['work_entry_type_id'] = self.work_entry_type_id.id
+        return res
diff --git a/addons/resource/models/resource.py b/addons/resource/models/resource.py
index c0ae3ae7d5d..ff69e5d141b 100644
--- a/addons/resource/models/resource.py
+++ b/addons/resource/models/resource.py
@@ -222,18 +222,7 @@ class ResourceCalendar(models.Model):
                 'hours_per_day': company_calendar.hours_per_day,
                 'tz': company_calendar.tz,
                 'attendance_ids': [(5, 0, 0)] + [
-                    (0, 0, {
-                        'name': attendance.name,
-                        'dayofweek': attendance.dayofweek,
-                        'date_from': attendance.date_from,
-                        'date_to': attendance.date_to,
-                        'hour_from': attendance.hour_from,
-                        'hour_to': attendance.hour_to,
-                        'day_period': attendance.day_period,
-                        'week_type': attendance.week_type,
-                        'display_type': attendance.display_type,
-                        'sequence': attendance.sequence,
-                    }) for attendance in company_calendar.attendance_ids if not attendance.resource_id]
+                    (0, 0, attendance._copy_attendance_vals()) for attendance in company_calendar.attendance_ids if not attendance.resource_id]
             })
 
     @api.depends('company_id')
@@ -241,12 +230,7 @@ class ResourceCalendar(models.Model):
         for calendar in self.filtered(lambda c: not c._origin or c._origin.company_id != c.company_id):
             calendar.write({
                 'global_leave_ids': [(5, 0, 0)] + [
-                    (0, 0, {
-                        'name': leave.name,
-                        'date_from': leave.date_from,
-                        'date_to': leave.date_to,
-                        'time_type': leave.time_type,
-                    }) for leave in calendar.company_id.resource_calendar_id.global_leave_ids]
+                    (0, 0, leave._copy_leave_vals()) for leave in calendar.company_id.resource_calendar_id.global_leave_ids]
             })
 
     @api.returns('self', lambda value: value.id)
@@ -870,6 +854,22 @@ class ResourceCalendarAttendance(models.Model):
             section_name = "%s (%s)" % (section_names[record.week_type], section_info[this_week_type == record.week_type])
             record.display_name = section_name
 
+    def _copy_attendance_vals(self):
+        self.ensure_one()
+        return {
+            'name': self.name,
+            'dayofweek': self.dayofweek,
+            'date_from': self.date_from,
+            'date_to': self.date_to,
+            'hour_from': self.hour_from,
+            'hour_to': self.hour_to,
+            'day_period': self.day_period,
+            'week_type': self.week_type,
+            'display_type': self.display_type,
+            'sequence': self.sequence,
+        }
+
+
 class ResourceResource(models.Model):
     _name = "resource.resource"
     _description = "Resources"
@@ -1023,3 +1023,12 @@ class ResourceCalendarLeaves(models.Model):
     def onchange_resource(self):
         if self.resource_id:
             self.calendar_id = self.resource_id.calendar_id
+
+    def _copy_leave_vals(self):
+        self.ensure_one()
+        return {
+            'name': self.name,
+            'date_from': self.date_from,
+            'date_to': self.date_to,
+            'time_type': self.time_type,
+        }
diff --git a/odoo/addons/base/views/res_partner_views.xml b/odoo/addons/base/views/res_partner_views.xml
index 89aa73cc975..16e355de867 100644
--- a/odoo/addons/base/views/res_partner_views.xml
+++ b/odoo/addons/base/views/res_partner_views.xml
@@ -386,6 +386,7 @@
                                 <field name="phone" widget="phone" options="{'enable_sms': false}"/>
                                 <field name="mobile" widget="phone" options="{'enable_sms': false}"/>
                                 <field name="email"/>
+                                <field name="lang"/>
                             </group>
                         </group>
                         <group string="Bank Accounts">