Hello, @Len,
Please try with the below-given CSS code, Please copy and paste the below-given CSS code to XStore >> Theme Settings >> Theme Custom CSS >> Global and check back to your site after removing the browser cache.
.archive.woocommerce-page.s_widgets-with-scroll .sidebar .sidebar-widget:not(.sidebar-slider):not(.etheme_widget_satick_block) > ul {
max-height: 700px !important;
}
You can change the value in the given code as per your requirements.
Regards 8Themes Team.