error 404 on save settings

We are not able to replicate this issue.

Can you please try to de-activate other plugins, one by one, to see if this is a compatibility problem with other plugin?

Can you give us feedback on this please?

Topic closed for lack of feedback.

Hello,
I have same problem with wordpress 4.4.2.
I have deactivate all plugins.

Thanks.
Matteo

Please update WordPress, WooCommerce and the plugin and get back to us if the problem persists.