Can I disable / enable the set of rules that are shown by SonarLint for VS? How? A similar question was already asked in Is there some graphical way to create my own configu
Here is how to open the active rule set of a project:
From there, you'll be able to enable and disable rules:
The path to the rule set file to be used is saved within your .csproj file under the <CodeAnalysisRuleSet>...</CodeAnalysisRuleSet>
tag. You can reference the same rule set file from multiple projects, and store the rule set along with your project sources in Git / TFVC if you'd like all developers to share the same rule set.