Click Security on the left menu, theConditional Access Policiestab opens by default.
Click on the policy you want to delete, click the Meatball menu , then click Delete.
Confirm your action by clicking Delete again. You may be asked to verify your identity by re-authenticating yourself.
Deleting a conditional access policy is irreversible, and may
inadvertently lock your users out of your organization or allow them to
bypass conditional access.