Hello, Nataliyag2,
Thanks for the reply.
Edit page using Elementor > find and add into content Product Categories element https://prnt.sc/ztgi3hdjkJGy , select type Slider https://prnt.sc/PuZ_8u9Bweec , columns https://prnt.sc/7XFh2LnNxAjj , play with settings depends on your needs – https://prnt.sc/Tpn4K9_MXX-k To upload images, go to Dashboard > Product > Categories > edit a category and select image https://prnt.sc/CiFH2u5pUPk9
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8theme team