If the Steam Deck has a USB-C and your TV has a HDMi couldn't you just use a cable like this to connect them? Without a hub. : r/SteamDeck
HDMI Special :: in-akustik
Amazon.com: StarTech.com 2m (6.6ft) Passive Thunderbolt 3 Cable, 20Gbps, 100W PD, 4K Video, Thunderbolt Cable, Compatible with USB4/DP Alt Mode, Thunderbolt 4, USB 3.2/Type-C (TBLT3MM2M) : Electronics
ISY IHD-9000 USB Kabel, Silber | MEDIA MARKT
Sinox DisplayPort til HDMI adapter | Køb på føtex.dk!
USB Type-C to HDMI Adapter, Active - Simply NUC
Kabel HAMA USB typ C - HDMI 1.8m - opinie, cena - MediaMarkt.pl
Nintendo NES SCART RGB AV Cable - jammastar.com
HDMI - Wikipedia
Amazon.com: Cable Matters 8K USB C to HDMI 2.1 Cable 6 ft, Support 4K 120Hz and 8K 60Hz HDR - Thunderbolt 3, Thunderbolt 4, USB4 Compatible with iPhone 15 - Max Resolution
Pro AV/IT Specialist Series™ 4K Displayport 1.2a Cable 3ft