First, make sure you are using the latest version from https://github.com/svivian/q2a-markdown-editor
If that doesn't fix it, you need to turn off magic quotes on your server. Contact your host.
Welcome to the Q&A site for Question2Answer.
If you have a question about Q2A, please ask here, in English.
To report a bug, please create a new issue on Github or ask a question here with the bug tag.
If you just want to try Q2A, please use the demo site.
April 20, 2021: Q2A 1.8.6 released!