You have learned the lesson. The lesson to Ctrl+A, Ctrl+C (select all and copy) your text into a separate document elsewhere before hitting send. In fact you should be doing that periodically anyway because browsers and browser-based apps are more likely than they should be to stop working unexpectedly.
And if the form disallows this action you’ll have to get creative with the browser tools to modify the page that way instead.
You have learned the lesson. The lesson to Ctrl+A, Ctrl+C (select all and copy) your text into a separate document elsewhere before hitting send. In fact you should be doing that periodically anyway because browsers and browser-based apps are more likely than they should be to stop working unexpectedly.
And if the form disallows this action you’ll have to get creative with the browser tools to modify the page that way instead.
You can install a clipboard manager tool like CopyQ or just enable the one built into windows and use that as temp storage for your text