There are several nonconformities, ranging from mild to moderate severity. The most serious one will cause you to fail the certification and start over, which will cost more money. What kind of nonconformity does this belong to? If it's a mild nonconformity, it's very simple. First, fill in the document of corrective and preventive measures.

List the nonconformities.

Responsible person, rectification measures and rectification time

Checker, check result, time, then sign and file.

Submitting this rectification document to ISO is basically approved by you, unless your public relations work will not be well received.

Off-topic, in fact, ISO certification has hidden rules. For example, before the audit, the relationship was lubricated. If there are some minor unqualified items, as long as you do this, your factory will pass. Of course, it depends on whether your company's conditions permit.