Set up a new QMS

Answer:
First, I recommend training in the standard.
Second, you should do a GAP analysis to determine what must be done.
After the GAP analysis, I suggest preparing a Project Plan around the main activities with responsibilities and timings. Implement the system, perform an internal audit and the management review. Then select a certification body and agree with them dates for the first and second stage audits.

You can find more information in the following links:
- Article - Checklist of ISO 9001 implementation & certification steps https://advisera.com/9001academy/knowledgebase/checklist-of-iso-9001-implementation-certification-steps/
- ISO 9001 Implementation diagram - https://info.advisera.com/9001academy/free-download/iso-9001-implementation-diagram
- Free online training - ISO 9001:2015 Foundations Course - https://advisera.com/training/iso-9001-foundations-course/
- Free ISO 9001:2015 Gap Analysis Tool - https://adviser a.com/9001academy/iso-9001-gap-analysis-tool/
- Free online training - ISO 9001:2015 Lead Implementer Course - https://advisera.com/training/iso-9001-lead-implementer-course/
- Book - Discover ISO 9001:2015 Through Practical Examples - https://advisera.com/books/discover-iso-9001-2015-through-practical-examples/