Right-click, select , change the Startup type to Disabled , and click Stop . 4. Fully Uninstall McAfee Online Backup
: Click the McAfee Online Backup Settings tile from your Start menu.
This stops automatic backups, but the service continues running in the background.
Disabling or removing McAfee Online Backup will stop protecting your files. If you need to restore files later, you will not have a current backup. Consider manually backing up critical data to an external drive or cloud service before proceeding.
If the software was pre-installed or is no longer needed, a full uninstallation is the most effective method: How to Remove Fake McAfee Virus Popup Notifications
Within the McAfee interface, look for "Informational Alerts" or "General Settings" and toggle off non-critical notifications. 3. Permanently Disable the Service