Perrmission for delete Quick Answer in OmniChannels didn't work

Dear Support team and everyone,
I have a problems with my old version RocketChat 4.2.2.
I grant for Moderator these 2 perrmission for Quick Answer, but they can not delete Quick Answer, but me - have role Admin can delete it.

There are any perrmission is required for deletion that I miss for Moderator, please help me.

Thank you guys so much.

Upgrade.

Your version is totally unsupported. You aren’t even on the most up to date of 4.2.4 !!

Max support is 6 months.