There are many things a GM can do, Neo.
Most bugs GMs can’t address directly - unless and until it is first replicated, next confirmed and only then and if our devs can give them a workaround that won’t break something else. True bugs can have some very odd side effects if you go poking at them before they are fixed.
This article pinned above goes into great depth on the things our GMs can assist - and those that we can’t.