GRAMMAR DETAIL

〜てもどうにもならない

there is no use · nothing can be done by

Indicates that no action can change an outcome that has already been determined.

Examples

今さら責任者を責めてもどうにもならない。

There is no use blaming the person in charge now.

昔のことを後悔してもどうにもならない。

There is no use regretting the past.

Structure: もどうにもならない after a verb's te-form says that performing the action will not help change a situation that has already arisen.
Basic usage: 今さら責任者を責めてもどうにもならない。 means that blaming the person in charge now will not resolve the situation.

The scope of the futility judgment
- 責めてもどうにもならない judges blaming the person in charge ineffective at changing matters. 何をしてもどうにもならない extends that scope to all possible responses, so the preceding action determines what is judged futile.