Hi. seoTitle function currently does not remove Emoji from URLs. Link with emoji becomes unfriendly. Consider adding a new preg_replace
$value = preg_replace('/[^ -\x{2122}]\s+|\s*[^ -\x{2122}]/u','',$value);
The copied and pasted URL looks like this:
https://invisioncommunity.com/forums/topic/470924-emoji-in-seotitle-unfriendly-url-%F0%9F%94%A5%F0%9F%98%85%F0%9F%98%B2%F0%9F%92%9B%F0%9F%A4%A9%F0%9F%A4%AE%F0%9F%98%8A/