w3c errors

Hi tested my site on W3C

there are a lot of markup errors associated with Meta Slider.
an example:

An img element must have an alt attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
…PAGE-16-700×500.jpg” height=”500″ width=”700″ class=”slider-2183 slide-2230″ />

Just thought you should know.

https://ww.wp.xz.cn/plugins/ml-slider/