Hello,
Thanks for using our theme. Please post different questions via separate topics, it will speed up getting answers, because different support team members work on different questions.
1/ Make sure that is not caused by your custom changes In the child theme files. Temporarily activate the parent theme and check the Shop page.
2/ Do you mean categories in the sidebar? Theme Options > General > Enable Old Widgets Panel, then go to Appearance > Widgets > Shop sidebar > Product categories > Order by. Category order you can change via Dasbord > Products > Categories > https://gyazo.com/06fd0b9bb952d348d371215b4f11ff63
3/ I am not sure that fully understand your request. Please post this question via a separate topic. Have you tried to contact support of WPML plugin?
4/ Delete this custom CSS code – https://prnt.sc/1kycm2v , go to Theme Options > WooCommerce > Shop > Product style > Product Title Chars Limit > lines > choose 1 line
5/ WooCommerce comes with a variety of sorting options. If these options, are not enough for you, contact support for the WooCommerce plugin and ask for advice.
By default, the sort order for your products is “Custom Ordering + Name”, it allows to do manual sorting via Dashboard. Navigate to Products, then click Sorting. From this page, you can simply drag and drop the product rows to reorder them https://prnt.sc/owj42e
Regards