The above statements can be true...
In case you implement a quality management system the wrong way.
A well implemented quality management system is, without a doubt, boosting your organization.
We've implemented multiple times quality management systems in organizations who did efforts before and either even stopped their efforts, or kept the system which was a burden instead of a help.
A formal quality management system, well implemented is a help. Since last century we developed techniques in introducing quality management system and having them used in such a way that they are a levering tool.