diff --git a/docs/data/data-grid/localization/data.json b/docs/data/data-grid/localization/data.json
index 482b226e0651..5e95d5bb5290 100644
--- a/docs/data/data-grid/localization/data.json
+++ b/docs/data/data-grid/localization/data.json
@@ -187,7 +187,7 @@
     "languageTag": "pt-BR",
     "importName": "ptBR",
     "localeName": "Portuguese (Brazil)",
-    "missingKeysCount": 3,
+    "missingKeysCount": 0,
     "totalKeysCount": 117,
     "githubLink": "https://github.com/mui/mui-x/blob/master/packages/x-data-grid/src/locales/ptBR.ts"
   },
diff --git a/packages/x-data-grid/src/locales/ptBR.ts b/packages/x-data-grid/src/locales/ptBR.ts
index 5a50fefb1916..1a6e603141d8 100644
--- a/packages/x-data-grid/src/locales/ptBR.ts
+++ b/packages/x-data-grid/src/locales/ptBR.ts
@@ -39,9 +39,9 @@ const ptBRGrid: Partial<GridLocaleText> = {
   toolbarExportExcel: 'Baixar como Excel',
 
   // Columns management text
-  // columnsManagementSearchTitle: 'Search',
-  // columnsManagementNoColumns: 'No columns',
-  // columnsManagementShowHideAllText: 'Show/Hide All',
+  columnsManagementSearchTitle: 'Buscar',
+  columnsManagementNoColumns: 'Nenhuma coluna',
+  columnsManagementShowHideAllText: 'Mostrar/Ocultar Todas',
 
   // Filter panel text
   filterPanelAddFilter: 'Adicionar filtro',