diff --git a/project_working_time_task_portal/i18n/fr.po b/project_working_time_task_portal/i18n/fr.po
index 1389982..ac029cc 100644
--- a/project_working_time_task_portal/i18n/fr.po
+++ b/project_working_time_task_portal/i18n/fr.po
@@ -4,10 +4,10 @@
 #
 msgid ""
 msgstr ""
-"Project-Id-Version: Odoo Server 14.0\n"
+"Project-Id-Version: Odoo Server 16.0\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2023-12-04 09:37+0000\n"
-"PO-Revision-Date: 2023-12-04 09:37+0000\n"
+"POT-Creation-Date: 2025-11-18 14:17+0000\n"
+"PO-Revision-Date: 2025-11-18 14:17+0000\n"
 "Last-Translator: \n"
 "Language-Team: \n"
 "MIME-Version: 1.0\n"
@@ -31,24 +31,9 @@ msgid "<strong>Subtask Planned Hours: </strong>"
 msgstr "<strong>Heures Planifiées Sous-tâches: </strong>"
 
 #. module: project_working_time_task_portal
-#: model_terms:ir.ui.view,arch_db:project_working_time_task_portal.portal_my_task_remaining_hours
-msgid "Remaining Hours:"
-msgstr "Heures restantes:"
-
-#. module: project_working_time_task_portal
-#: model:ir.model.fields,field_description:project_working_time_task_portal.field_project_task__billable_remaining_hours
-#: model_terms:ir.ui.view,arch_db:project_working_time_task_portal.project_working_time_view_task_form
-msgid "Billable Remaining Hours"
-msgstr "Heures restantes facturables"
-#. module: project_working_time_task_portal
-#: model_terms:ir.ui.view,arch_db:project_working_time_task_portal.portal_tasks_list_inherit
-msgid "Billable Hours"
-msgstr "Heures facturables"
-
-#. module: project_working_time_task_portal
-#: model_terms:ir.ui.view,arch_db:project_working_time_task_portal.project_working_time_view_task_form
-msgid "Billable Remaining Days"
-msgstr "Jours restants facturables"
+#: model:ir.model,name:project_working_time_task_portal.model_account_analytic_line
+msgid "Analytic Line"
+msgstr "Ligne analytique"
 
 #. module: project_working_time_task_portal
 #: model_terms:ir.ui.view,arch_db:project_working_time_task_portal.project_working_time_view_task_form
@@ -62,9 +47,25 @@ msgid "Billable Effective Hours"
 msgstr "Heures passées facturables"
 
 #. module: project_working_time_task_portal
-#: model:ir.model.fields,field_description:project_working_time_task_portal.field_project_task__subtask_billable_effective_hours
-msgid "Subtask Billable Effective Hours"
-msgstr "Heures passées facturables Sous-tâches"
+#: model_terms:ir.ui.view,arch_db:project_working_time_task_portal.portal_tasks_list_inherit
+msgid "Billable Hours"
+msgstr "Heures facturables"
+
+#. module: project_working_time_task_portal
+#: model:ir.model.fields,field_description:project_working_time_task_portal.field_project_task__billable_progress
+msgid "Billable Progress"
+msgstr ""
+
+#. module: project_working_time_task_portal
+#: model_terms:ir.ui.view,arch_db:project_working_time_task_portal.project_working_time_view_task_form
+msgid "Billable Remaining Days"
+msgstr "Jours restants facturables"
+
+#. module: project_working_time_task_portal
+#: model:ir.model.fields,field_description:project_working_time_task_portal.field_project_task__billable_remaining_hours
+#: model_terms:ir.ui.view,arch_db:project_working_time_task_portal.project_working_time_view_task_form
+msgid "Billable Remaining Hours"
+msgstr "Heures restantes facturables"
 
 #. module: project_working_time_task_portal
 #: model_terms:ir.ui.view,arch_db:project_working_time_task_portal.project_working_time_view_task_form
@@ -75,4 +76,49 @@ msgstr "Jours passés non facturables"
 #: model:ir.model.fields,field_description:project_working_time_task_portal.field_project_task__non_billable_effective_hours
 #: model_terms:ir.ui.view,arch_db:project_working_time_task_portal.project_working_time_view_task_form
 msgid "Non Billable Effective Hours"
-msgstr "Heures passées non facturables"
\ No newline at end of file
+msgstr "Heures passées non facturables"
+
+#. module: project_working_time_task_portal
+#: model_terms:ir.ui.view,arch_db:project_working_time_task_portal.portal_my_task_remaining_hours
+msgid "Remaining Hours:"
+msgstr "Heures restantes:"
+
+#. module: project_working_time_task_portal
+#: model:ir.model.fields,field_description:project_working_time_task_portal.field_account_analytic_line__smart_search
+#: model:ir.model.fields,field_description:project_working_time_task_portal.field_project_task__smart_search
+msgid "Smart Search"
+msgstr ""
+
+#. module: project_working_time_task_portal
+#: model_terms:ir.ui.view,arch_db:project_working_time_task_portal.project_working_time_view_task_form
+msgid "Subtask Billable Effective Days"
+msgstr "Sous-tâches jours passés facturables"
+
+#. module: project_working_time_task_portal
+#: model:ir.model.fields,field_description:project_working_time_task_portal.field_project_task__subtask_billable_effective_hours
+#: model_terms:ir.ui.view,arch_db:project_working_time_task_portal.project_working_time_view_task_form
+msgid "Subtask Billable Effective Hours"
+msgstr "Sous-tâches heures passées facturables"
+
+#. module: project_working_time_task_portal
+#: model_terms:ir.ui.view,arch_db:project_working_time_task_portal.project_working_time_view_task_form
+msgid "Subtask Non Billable Effective Days"
+msgstr "Sous-tâches jours passés non facturables"
+
+#. module: project_working_time_task_portal
+#: model:ir.model.fields,field_description:project_working_time_task_portal.field_project_task__subtask_non_billable_effective_hours
+#: model_terms:ir.ui.view,arch_db:project_working_time_task_portal.project_working_time_view_task_form
+msgid "Subtask Non Billable Effective Hours"
+msgstr "Sous-tâches heures passées non facturables"
+
+#. module: project_working_time_task_portal
+#: model:ir.model,name:project_working_time_task_portal.model_project_task
+msgid "Task"
+msgstr "Tâche"
+
+#. module: project_working_time_task_portal
+#: model:ir.model.fields,help:project_working_time_task_portal.field_project_task__billable_remaining_hours
+msgid ""
+"Total Billable remaining time (without exclude_from_sale_order timesheet "
+"lines), can be re-estimated periodically by the assignee of the task."
+msgstr ""
diff --git a/project_working_time_task_portal/models/billable_time.py b/project_working_time_task_portal/models/billable_time.py
index b0c5dfd..5f3191e 100644
--- a/project_working_time_task_portal/models/billable_time.py
+++ b/project_working_time_task_portal/models/billable_time.py
@@ -40,6 +40,14 @@ class Task(models.Model):
         recursive=True,
     )
 
+    subtask_non_billable_effective_hours = fields.Float(
+        compute="_compute_subtask_non_billable_effective_hours",
+        string="Subtask Non Billable Effective Hours",
+        store=True,
+        compute_sudo=True,
+        recursive=True,
+    )
+
     @api.depends('timesheet_ids.unit_amount')
     def _compute_billable_effective_hours(self):
         if not any(self._ids):
@@ -47,10 +55,10 @@ class Task(models.Model):
                 filtered_timesheets = task.timesheet_ids.filtered(lambda t: not t.exclude_from_sale_order)
                 task.billable_effective_hours = sum(filtered_timesheets.mapped('unit_amount'))
             return
-      
+
         timesheet_read_group = self.env['account.analytic.line'].read_group(
             [('task_id', 'in', self.ids), ('exclude_from_sale_order', '=', False)], # We exclude the lines (timesheet) which are excluded from billing
-            ['unit_amount', 'task_id'], 
+            ['unit_amount', 'task_id'],
             ['task_id']
         )
 
@@ -68,12 +76,16 @@ class Task(models.Model):
         for task in self:
             task.billable_remaining_hours = task.planned_hours - task.billable_effective_hours - task.subtask_billable_effective_hours
 
-
     @api.depends('child_ids.billable_effective_hours', 'child_ids.subtask_billable_effective_hours')
     def _compute_subtask_billable_effective_hours(self):
         for task in self:
             task.subtask_billable_effective_hours = sum(child_task.billable_effective_hours + child_task.subtask_billable_effective_hours for child_task in task.child_ids)
 
+    @api.depends('child_ids.non_billable_effective_hours', 'child_ids.subtask_non_billable_effective_hours')
+    def _compute_subtask_non_billable_effective_hours(self):
+        for task in self:
+            task.subtask_non_billable_effective_hours = sum(child_task.non_billable_effective_hours + child_task.subtask_non_billable_effective_hours for child_task in task.child_ids)
+
     @api.depends('billable_effective_hours', 'subtask_billable_effective_hours', 'planned_hours')
     def _compute_billable_progress_hours(self):
         for task in self:
@@ -84,4 +96,4 @@ class Task(models.Model):
                 else:
                     task.billable_progress = round(100.0 * task_total_hours / task.planned_hours, 2)
             else:
-                task.billable_progress = 0.0
\ No newline at end of file
+                task.billable_progress = 0.0
diff --git a/project_working_time_task_portal/views/hr_timesheet_view_task_form2.xml b/project_working_time_task_portal/views/hr_timesheet_view_task_form2.xml
index 53141a4..b9f382c 100644
--- a/project_working_time_task_portal/views/hr_timesheet_view_task_form2.xml
+++ b/project_working_time_task_portal/views/hr_timesheet_view_task_form2.xml
@@ -19,14 +19,28 @@
                 </span>
                 <field name="non_billable_effective_hours" widget="timesheet_uom" class="mt-2" attrs="{'invisible' : [('planned_hours', '=', 0.0)]}" nolabel="1"/>
             </xpath>
+            <xpath expr="//field[@name='subtask_effective_hours']" position="after">
+                <span>
+                    <label class="font-weight-bold" for="subtask_billable_effective_hours" string="Subtask Billable Effective Hours" attrs="{'invisible': ['|', '|', ('allow_subtasks', '=', False), ('subtask_effective_hours', '=', 0.0), ('encode_uom_in_days', '=', True)]}"/>
+                    <label class="font-weight-bold" for="subtask_billable_effective_hours" string="Subtask Billable Effective Days" attrs="{'invisible': ['|', '|', ('allow_subtasks', '=', False), ('subtask_effective_hours', '=', 0.0), ('encode_uom_in_days', '=', False)]}"/>
+                </span>
+                <field name="subtask_billable_effective_hours" widget="timesheet_uom" class="mt-2" attrs="{'invisible' : ['|', ('allow_subtasks', '=', False), ('subtask_effective_hours', '=', 0.0)]}" nolabel="1"/>
+                <span>
+                    <label class="font-weight-bold" for="subtask_non_billable_effective_hours" string="Subtask Non Billable Effective Hours" attrs="{'invisible': ['|', '|', ('allow_subtasks', '=', False), ('subtask_effective_hours', '=', 0.0), ('encode_uom_in_days', '=', True)]}"/>
+                    <label class="font-weight-bold" for="subtask_non_billable_effective_hours" string="Subtask Non Billable Effective Days" attrs="{'invisible': ['|', '|', ('allow_subtasks', '=', False), ('subtask_effective_hours', '=', 0.0), ('encode_uom_in_days', '=', False)]}"/>
+                </span>
+                <field name="subtask_non_billable_effective_hours" widget="timesheet_uom" class="mt-2" attrs="{'invisible' : ['|', ('allow_subtasks', '=', False), ('subtask_effective_hours', '=', 0.0)]}" nolabel="1"/>
+            </xpath>
             <xpath expr="//field[@name='remaining_hours']" position="after">
                 <span>
-                    <label class="font-weight-bold" for="billable_remaining_hours" string="Billable Remaining Hours" attrs="{'invisible': ['|', ('planned_hours', '=', 0.0), ('encode_uom_in_days', '=', True)]}"/>
-                    <label class="font-weight-bold" for="billable_remaining_hours" string="Billable Remaining Days" attrs="{'invisible': ['|', ('planned_hours', '=', 0.0), ('encode_uom_in_days', '=', False)]}"/>
+                    <label class="font-weight-bold text-danger" for="billable_remaining_hours" string="Billable Remaining Hours" attrs="{'invisible': ['|', '|', ('planned_hours', '=', 0.0), ('encode_uom_in_days', '=', True), ('billable_remaining_hours', '&gt;=', 0)]}"/>
+                    <label class="font-weight-bold" for="billable_remaining_hours" string="Billable Remaining Hours" attrs="{'invisible': ['|', '|', ('planned_hours', '=', 0.0), ('encode_uom_in_days', '=', True), ('billable_remaining_hours', '&lt;', 0)]}"/>
+                    <label class="font-weight-bold text-danger" for="billable_remaining_hours" string="Billable Remaining Days" attrs="{'invisible': ['|', '|', ('planned_hours', '=', 0.0), ('encode_uom_in_days', '=', False), ('billable_remaining_hours', '&gt;=', 0)]}"/>
+                    <label class="font-weight-bold" for="billable_remaining_hours" string="Billable Remaining Days" attrs="{'invisible': ['|', '|', ('planned_hours', '=', 0.0), ('encode_uom_in_days', '=', False), ('billable_remaining_hours', '&lt;', 0)]}"/>
                 </span>
-                <field name="billable_remaining_hours" widget="timesheet_uom" class="oe_subtotal_footer_separator" attrs="{'invisible' : [('planned_hours', '=', 0.0)]}" nolabel="1"/>
+                <field name="billable_remaining_hours" widget="timesheet_uom" class="oe_subtotal_footer_separator" attrs="{'invisible' : [('planned_hours', '=', 0.0)]}" decoration-danger="billable_remaining_hours &lt; 0" nolabel="1"/>
             </xpath>
         </field>
     </record>
 
-</odoo>
\ No newline at end of file
+</odoo>