You have so many plugins and visual composer is extremely old. I tried to update VC for you but it asked me for a password. Please update VC AND install Taxonomy Metadata: https://archived.seventhqueen.com/forums/topic/steps-to-update-kleo-theme
After that, if it still doesnt work, go to Woo > System Status and clear up any issues you find there.
After that, if it still doesnt work, disable all of the extra plugins you have to see if there is a conflict.
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