Turn off rules in Outlook
1. Do one of the following:
- On the File tab, in the Info view, click the Manage Rules & Alerts button:
- On the Home tab, in the Move group, click Rules and then select Manage Rules
2. On the Email Rules tab, under Rule, clear the check box for the rule you want to turn off:
See also this tip in French: Désactiver les règles dans Outlook.