You can update the translations of custom picklist values using the "Quick Update Translations" app. Follow these steps:

  • Open the "Quick Update Translations" app and navigate to the "Quick Update Translations" tab.
  • From the "Select Entity to Translate" section, choose "Custom Picklist Values".
  • This will open the "Update Custom Picklist Value Translations" page.
  • In the "Select Object" section, select the object for which you want to update the custom picklist value translations. 
  • In the "Select Custom Picklist Fields" dropdown, select the specific custom picklist fields for which you want to update the translations.
  • Under "Select Language", choose the languages for which you want to add or update translations.
  • Click on the "Fetch Picklist Value Translations" button.
  • The page will display a table with the selected custom picklist field values.
  • Update the translations as per your requirements in the table.
  • Click on the "Save Picklist Value Translationsbutton to save your changes.