Scripps announced that DIY Network would launch in high definition on May 1, 2010, on "two prominent distributors", adding 200 new original programs by year's end.

In November 2018, Chip and Joanna Gaines of the former HGTV series Fixer Upper announced on The Tonight Show Starring Jimmy Fallon that they were in early talks to form a "lifestyle focused media network" with Discovery Inc. via their personal company Magnolia.

[7][8] The duo had left HGTV shortly after the acquisition of Scripps Networks Interactive by Discovery; after realizing that Fixer Upper had been one of the network's top programs, Discovery CEO David Zaslav met the Gaineses at their home in Waco, Texas to discuss a joint venture.

[9] In April 2019, Discovery officially announced their new venture, and that its linear television component would launch some time in 2020, replacing DIY Network.

[14][15] Due to the delay in production, a preview of Magnolia Network programming debuted as part of the January 4, 2021, launch of the Discovery+ streaming service.

The Magnolia Network app and an early slate of programming on Discovery+, including Fixer Upper: Welcome Home, launched on July 15.

Networks Kathleen Finch (who oversaw the former SNI channels as chief officer of lifestyle brands after the Discovery acquisition).

As Magnolia Network, the channel carries a similar mixture of personality-based series relating to home design, construction, renovation, and landscaping, with new original programming, and programs carried over from DIY Network (including Barnwood Builders, Building Off the Grid, and returning reruns of This Old House, among others).

[31] This version of the Magnolia Network, now owned by Corus Entertainment, was replaced with the Rogers Sports & Media-operated channel on January 1, 2025.