How to delete old energy values?

[Colwilliamsnz (Colin Williams)]

Towards the end of this post you’ll find what you need

Energy Management in Home Assistant

For those wanting to dig a little further into their Energy visualisation not working, you can use the “SQLite Web” addon to look under the covers at the statistics and how it works. It appears some entities from plugins will have all the appropriate attributes to appear in here, if yours aren’t, check the posts above that mention last_reset: attributes: last_reset: '1970-01-01T00:00:00+00:00' To get started, you will need to install the SQLite Web addon and open it…