Hello,
Thank you for reaching us!
You might have a bug or conflict with your current theme / plugins.
Can you please visit TranslatePress → Settings → Advanced
Then, enable these features 1 by 1 in this order and try to see if it makes a difference. Disable them back if it makes no difference. Also, please disable or clear the cache if you have any.
1. Fix spaces between HTML attributes
2. Fix broken HTML
3. Fix missing dynamic content
4. Disable dynamic translation
5. Disable post container tags for post title
6. Disable post container tags for post content
7. Enable this plugin that disables execution of text widget shortcodes https://translatepress.com/download/1151172/
8. Try manually searching for incorrect formatting around the area where it breaks.
You need to Right click->View source in the browser (inspect elements browser feature automatically corrects so it’s not useful)
Could be useful to compare translated page source with original language html source with a tool such as https://www.text-compare.com .
Search in theme (most likely) or plugins a keyword around where the broken HTML code is outputted, and fix it.
Kind regards,