# Use your '''old version of GRAMPS''' to '''backup''' or '''export''' your Family Trees to GRAMPS XML (you find backup in the Family Tree menu of recent Gramps versions, otherwise use export in the same menu but '''uncheck privacy options''' on in the Exporter Assistantin order to export all data).

# '''Open''' your existing Family tree. :# Normally, opening just works, and will upgrade your data if needed. If successfull, save the backup you took in a safe place.:# In case opening or upgrading your existing Family Tree failed, do the following:::# '''Create''' a new Family Tree::# '''Import''' your old GRAMPS XML datain this Family Tree