What are the proper permissions to set in order for backups to work? - ManageWP

Q. What permissions do I need to set in order for backups to work properly?

The proper permissions for ManageWP to work, would be 644 (for files) or 755 (for folders). However, this often depends on the hosting provider. You should contact your hosting provider for more details.

In case you’d like more information we recommend reading:

WordPress permissions

Hardening WordPress