vk_remove_all_wall.md

Copy this script and insert in console

var nodes = document.querySelectorAll(".ui_actions_menu_item"), i = 0, inter = setInterval( function() { if (i == nodes.length) { clearInterval(inter);}; if (nodes[i].innerHTML === "Delete post" || nodes[i] === "Удалить запись") nodes[i].click(); i++; }, 100);