“I work on my website for weeks and this idiots destroyed my whole work.” – your review
this people are idiots!
Instead of insulting the developers and makers of this free product, maybe you should first check to make sure it is actually their fault?
More than likely you have another plugin or your theme has caused the issue here. Have you done the steps listed here: https://www.ads-software.com/support/topic/how-to-debug-issues-after-updates
Try temporarily switching back to the WordPress Twenty Sixteen Theme, or Storefront, and disable all plugins except for WooCommerce. If that resolves the issue, then slowly re-enable features until you find the one that’s causing the conflict.