A very new blind user trying to ematate a bend sound in muse score please help!!!!!

Good day to all.
Guys i am using muse score right.
I'm blind.
So I've got two problems.
I firstly need to insert a note at the exact stopped playback position. Now Marc says there currently isn't a feature like that. Got any ideas Please? And then. How can i bend a note not just show it on the sheet music but actually create a bending sound? Please could you be so kind as to assist this idiot lol. Thanx Regards