Q2A 1.5 will allow you to approve all posts before they are displayed on the site (see roadmap here). I assume that's what you need?
Welcome to the Q&A site for Question2Answer.
If you have a question about Q2A, please ask in English.
To report a bug, please create a new issue on Github or ask a question here with the bug tag.
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Jan 12, 2019: Q2A 1.8.3 released!