Yes, Wix ended support for their unofficial plugins recently. You'll need to embed via HTML. You can [learn more here](https://learn.muut.com/integrations/wix).
Okay thanks. Using the embed method is it possible to make it look like it did before?
If you want to change the look or styling of Muut, you can do so by using the designer or CSS. You can [learn more here](https://learn.muut.com/styling-guide).