diff --git a/internal/site/src/locales/pt/pt.po b/internal/site/src/locales/pt/pt.po
index de2d9d9c..6414ddfc 100644
--- a/internal/site/src/locales/pt/pt.po
+++ b/internal/site/src/locales/pt/pt.po
@@ -8,7 +8,7 @@ msgstr ""
 "Language: pt\n"
 "Project-Id-Version: beszel\n"
 "Report-Msgid-Bugs-To: \n"
-"PO-Revision-Date: 2026-04-05 18:27\n"
+"PO-Revision-Date: 2026-04-05 20:37\n"
 "Last-Translator: \n"
 "Language-Team: Portuguese\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
@@ -22,7 +22,7 @@ msgstr ""
 #: src/components/footer-repo-link.tsx
 msgctxt "New version available"
 msgid "{0} available"
-msgstr ""
+msgstr "{0} disponível"
 
 #. placeholder {0}: table.getFilteredSelectedRowModel().rows.length
 #. placeholder {1}: table.getFilteredRowModel().rows.length
@@ -209,10 +209,19 @@ msgstr "A média cai abaixo de <0>{value}{0}</0>"
 msgid "Average exceeds <0>{value}{0}</0>"
 msgstr "A média excede <0>{value}{0}</0>"
 
+#: src/components/routes/system/disk-io-sheet.tsx
+msgid "Average number of I/O operations waiting to be serviced"
+msgstr "Número médio de operações de E/S à espera de serem atendidas"
+
 #: src/components/routes/system/charts/gpu-charts.tsx
 msgid "Average power consumption of GPUs"
 msgstr "Consumo médio de energia pelas GPU's"
 
+#: src/components/routes/system/disk-io-sheet.tsx
+msgctxt "Disk I/O average operation time (iostat await)"
+msgid "Average queue to completion time per operation"
+msgstr "Tempo médio de fila até à conclusão por operação"
+
 #: src/components/routes/system/charts/cpu-charts.tsx
 msgid "Average system-wide CPU utilization"
 msgstr "Utilização média de CPU em todo o sistema"
@@ -444,6 +453,11 @@ msgctxt "Environment variables"
 msgid "Copy env"
 msgstr "Copiar variáveis de ambiente"
 
+#: src/components/alerts/alerts-sheet.tsx
+msgctxt "Copy alerts from another system"
+msgid "Copy from"
+msgstr "Copiar de"
+
 #: src/components/systems-table/systems-table-columns.tsx
 msgid "Copy host"
 msgstr "Copiar host"
@@ -550,7 +564,7 @@ msgstr "Diariamente"
 #: src/components/routes/system/info-bar.tsx
 msgctxt "Default system layout option"
 msgid "Default"
-msgstr ""
+msgstr "Predefinido"
 
 #: src/components/routes/settings/general.tsx
 msgid "Default time period"
@@ -599,19 +613,18 @@ msgstr "Unidade de disco"
 
 #: src/components/routes/system/charts/disk-charts.tsx
 #: src/components/routes/system/charts/disk-charts.tsx
-#: src/components/routes/system/charts/extra-fs-charts.tsx
 #: src/lib/alerts.ts
 msgid "Disk Usage"
 msgstr "Uso de Disco"
 
-#: src/components/routes/system/charts/extra-fs-charts.tsx
+#: src/components/routes/system/charts/disk-charts.tsx
 msgid "Disk usage of {extraFsName}"
 msgstr "Uso de disco de {extraFsName}"
 
 #: src/components/routes/system/info-bar.tsx
 msgctxt "Layout display options"
 msgid "Display"
-msgstr ""
+msgstr "Ecrã"
 
 #: src/components/routes/system/charts/cpu-charts.tsx
 msgid "Docker CPU Usage"
@@ -898,6 +911,21 @@ msgstr "Método HTTP"
 msgid "HTTP method: POST, GET, or HEAD (default: POST)"
 msgstr "Método HTTP: POST, GET ou HEAD (predefinido: POST)"
 
+#: src/components/routes/system/disk-io-sheet.tsx
+msgctxt "Disk I/O average operation time (iostat await)"
+msgid "I/O Await"
+msgstr "Espera de E/S"
+
+#: src/components/routes/system/disk-io-sheet.tsx
+msgctxt "Disk I/O total time spent on read/write"
+msgid "I/O Time"
+msgstr "Tempo de E/S"
+
+#: src/components/routes/system/charts/disk-charts.tsx
+msgctxt "Percent of time the disk is busy with I/O"
+msgid "I/O Utilization"
+msgstr "Utilização de E/S"
+
 #. Context: Battery state
 #: src/lib/i18n.ts
 msgid "Idle"
@@ -1207,6 +1235,10 @@ msgstr "Formato do payload"
 msgid "Per-core average utilization"
 msgstr "Utilização média por núcleo"
 
+#: src/components/routes/system/charts/disk-charts.tsx
+msgid "Percent of time the disk is busy with I/O"
+msgstr "Percentagem de tempo em que o disco está ocupado com E/S"
+
 #: src/components/routes/system/cpu-sheet.tsx
 msgid "Percentage of time spent in each state"
 msgstr "Percentagem de tempo gasto em cada estado"
@@ -1259,7 +1291,7 @@ msgstr "Porta"
 #: src/components/containers-table/containers-table-columns.tsx
 msgctxt "Container ports"
 msgid "Ports"
-msgstr ""
+msgstr "Portas"
 
 #. Power On Time
 #: src/components/routes/system/smart-table.tsx
@@ -1284,13 +1316,20 @@ msgstr "Processo iniciado"
 msgid "Public Key"
 msgstr "Chave Pública"
 
+#: src/components/routes/system/disk-io-sheet.tsx
+msgctxt "Disk I/O average queue depth"
+msgid "Queue Depth"
+msgstr "Profundidade da fila"
+
 #: src/components/routes/settings/quiet-hours.tsx
 msgid "Quiet Hours"
 msgstr "Horas Silenciosas"
 
 #. Disk read
 #: src/components/routes/system/charts/disk-charts.tsx
-#: src/components/routes/system/charts/extra-fs-charts.tsx
+#: src/components/routes/system/disk-io-sheet.tsx
+#: src/components/routes/system/disk-io-sheet.tsx
+#: src/components/routes/system/disk-io-sheet.tsx
 msgid "Read"
 msgstr "Ler"
 
@@ -1549,7 +1588,7 @@ msgstr "Tabela"
 #: src/components/routes/system/info-bar.tsx
 msgctxt "Tabs system layout option"
 msgid "Tabs"
-msgstr ""
+msgstr "Separadores"
 
 #: src/components/systemd-table/systemd-table.tsx
 msgid "Tasks"
@@ -1602,7 +1641,7 @@ msgstr "Esta ação não pode ser desfeita. Isso excluirá permanentemente todos
 msgid "This will permanently delete all selected records from the database."
 msgstr "Isso excluirá permanentemente todos os registros selecionados do banco de dados."
 
-#: src/components/routes/system/charts/extra-fs-charts.tsx
+#: src/components/routes/system/charts/disk-charts.tsx
 msgid "Throughput of {extraFsName}"
 msgstr "Taxa de transferência de {extraFsName}"
 
@@ -1655,6 +1694,11 @@ msgstr "Dados totais recebidos para cada interface"
 msgid "Total data sent for each interface"
 msgstr "Dados totais enviados para cada interface"
 
+#: src/components/routes/system/disk-io-sheet.tsx
+msgctxt "Disk I/O"
+msgid "Total time spent on read/write (can exceed 100%)"
+msgstr ""
+
 #. placeholder {0}: data.length
 #: src/components/systemd-table/systemd-table.tsx
 msgid "Total: {0}"
@@ -1775,7 +1819,7 @@ msgstr "Carregar"
 msgid "Uptime"
 msgstr "Tempo de Atividade"
 
-#: src/components/routes/system/charts/extra-fs-charts.tsx
+#: src/components/routes/system/charts/disk-charts.tsx
 #: src/components/routes/system/charts/gpu-charts.tsx
 #: src/components/routes/system/charts/gpu-charts.tsx
 #: src/components/routes/system/charts/gpu-charts.tsx
@@ -1797,6 +1841,11 @@ msgstr "Usado"
 msgid "Users"
 msgstr "Usuários"
 
+#: src/components/routes/system/charts/disk-charts.tsx
+msgctxt "Disk I/O utilization"
+msgid "Utilization"
+msgstr "Utilização"
+
 #: src/components/alerts-history-columns.tsx
 msgid "Value"
 msgstr "Valor"
@@ -1806,6 +1855,7 @@ msgid "View"
 msgstr "Visual"
 
 #: src/components/routes/system/cpu-sheet.tsx
+#: src/components/routes/system/disk-io-sheet.tsx
 #: src/components/routes/system/network-sheet.tsx
 msgid "View more"
 msgstr "Ver mais"
@@ -1858,7 +1908,9 @@ msgstr "Comando Windows"
 
 #. Disk write
 #: src/components/routes/system/charts/disk-charts.tsx
-#: src/components/routes/system/charts/extra-fs-charts.tsx
+#: src/components/routes/system/disk-io-sheet.tsx
+#: src/components/routes/system/disk-io-sheet.tsx
+#: src/components/routes/system/disk-io-sheet.tsx
 msgid "Write"
 msgstr "Escrever"