Reply To: How to Arrange product Size attributes in custom order for a variable product

Hello,

You can adjust the order of the attributes via Products -> Attributes -> drag each attribute in the appropriate order (more detail in the below video).

https://monosnap.com/file/H9O9u7fyWBUApExfNk1Ma9t0xRczpq

OR

Please use the simple custom post order plugin on the site, then you will be able to change the order of the attributes.
https://wordpress.org/plugins/simple-custom-post-order/

Best Regards.