If you have access rights to edit the currently active dashboard, there will be an EDIT button to the right of the dashboard title in view mode. Click on this button to enter edit mode.
Refer to the above section about creating dashboards for information on adding and removing items to the dashboard.
You can add translations for dashboard title and description while in edit mode. The dialog provides a list of languages to translate to, and shows the original dashboard title underneath the name input field.
Click on the TRANSLATE button located above the dashboard
Select the language you wish to add a translation for.
Add the title and/or description, and click SAVE