You can change product settings here as well.

You can change text in button here by using "Use Custom Button Label" field.

And you will find a tab "Products" here as well.

All products you've made will appear here.

You can block access for customers to upload images.

You can disable or "Enable Print File Name" on the individual product.

Enable Print File Name
OFF
ON
File Name Position
TOP
BOTTOM
BOTH
File Name Height
NORMAL
SMALL
TIGHT

Select print file name info here as well.

You can enable the names and numbers function here as well.

Products Tab (Woo): Individual Product Settings