As of June 1, 2021, any new photos or videos you store in Google Photos will count toward your Google Account storage. Any photos and videos you've stored using High Res (now named Storage Saver) or Express quality before June 1, 2021 does not count toward your Google Account storage. This means that storage consumed by photos or videos stored prior to June 1, 2021 and stored in High res or Express quality are not included in Google Account storage usage report.