How to carry out internal audits

Answer:

To successfully carry out an internal audit I recommend you to follow these steps (non mandatory):
1 - Initiate the Audit
2 - Review the Documents
3 - Develop Audit Plan
4 - Assign Work to Auditors per Plan
5 - Prepare Working Papers
6 - Determine the Audit Sequence
7 - Conduct Opening Meeting
8 - Review Documents and Communicate
9 - Carry out the Audit
10 - Generate Audit Findings
11 - Present Findings and Conclusions
12 - Formally Distribute Audit Report
13 - Follow Up on Actions / Corrective Actions

You can see these materials to learn more about internal audits
- Article - 13 steps for ISO 9001 internal auditing using ISO 19011https://advisera.com/9001academy/knowledgebase/13-steps-for-iso-9001-internal-auditing-using-iso-19011/
- Article - What is the ISO 9001 audit program and how does it work: https://advisera.com/9001academy/blog/2017/01/24/what-is-the-iso-9001-audit-program-and-how-does-it-work/
- Book - ISO Internal audit: A plain English guide: https://advisera.com/books/iso-internal-audit-plain-english-guide/
- Free on-line Course - ISO 9001:2015 Internal Auditor Course: https://advisera.com/training/iso-9001-internal-auditor-course/