Hello,
1/ https://prnt.sc/0S_gIydP-OGU – attribute slugs must be in English
2/ As we can see, the default WooCommerce filters are not displayed at all on Arabic pages – https://prnt.sc/RVj_ETkdp6DB (en) and https://prnt.sc/ghU_YATBls0S (er)
Contact support of Woocommerce plugin to get assistance with this.
Regards