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Orson2: Breadcrumb is not working on the detail page

Go to admin MGS -> Theme Settings -> Custom Style then add this css code to textarea

.catalog-product-view .breadcrumbs {
     padding-top: 0;
}
.breadcrumbs .items {
    width: 100%;
    padding: 15px 0;
    border-bottom: 1px solid #ddd;
}
.breadcrumbs .items .item {
     display: inline-block;
    font-weight: 500;
    padding-top: 0;
    padding-bottom: 0;
}
.breadcrumbs .items .item:first-child:after {
    content: "\f061";
    display: inline-block;
    margin-right: 10px;
    font-family: FontAwesome;
    padding-left: 10px;
    font-size: 10px;
    color: #212121;
}
.breadcrumbs .items .item.product {
    color: #777;
}

save config, refresh cache then check again