1. A significant or major revision or improvement to software, information, or a system that contains considerable changes or enhancements
The software received a substantial update that fixed multiple bugs and added new features.
O software recebeu uma atualização substancial que corrigiu vários bugs e adicionou novos recursos.
2. An important or meaningful change or addition that represents a notable progression or development
There was a substantial update to the company's policy regarding remote work.
Houve uma atualização substancial na política da empresa sobre trabalho remoto.