Autosave
Have you ever lost something you were working on? It sucks.
When you are writing a post WordPress sends a copy of it to the server every 60 seconds if you have typed anything new. It puts the “last saved time” next to the save buttons, like below:
If something happens—accidentally closing the window, a power outage, computer crash—all you have to do is come back to your dashboard, click on “Manage”, and the post will be waiting there under your drafts:
That’s it!
