If you can turn on your phone wifi,lte and hotspot at the same time you can connect to Chromecast without external wifi router or a second phone as hotspot ,only 1 phone
How to Connect a Chromecast to Connectify Hotspot - Connectify Hotspot Knowledge Base
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How to Connect a Chromecast to Connectify Hotspot - Connectify Hotspot Knowledge Base
Chromecast 2018 Setup using mobile internet | Hotspot | No Wifi required - YouTube
Google nixes Chromecast's ability to use Android's mobile hotspot for WiFi - Android Authority
How to use ChromeCast with a hotspot - YouTube
Updated: How to use chromecast with mobile hotspot 1 phone without wifi internet - YouTube
How to Use Chromecast without Wi-Fi
How to use Chromecast without Wi-Fi | IT PRO
How to Use Chromecast without Wi-Fi
How to Use Your Chromecast Without Wi-Fi
How to Connect a Chromecast to Connectify Hotspot - Connectify Hotspot Knowledge Base
How to use Chromecast without Wi-Fi Electronics Hub
Can you use a Chromecast with a hotspot from a phone? - Quora
How To Connect Your Phone's Hotspot To Chromecast With Google TV | Tutorial - YouTube
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How to Connect a Chromecast to Connectify Hotspot - Connectify Hotspot Knowledge Base
How to Use Chromecast without Wi-Fi
How to Use Your Chromecast Without WiFi « Cord Cutters :: Gadget Hacks
How to use Chromecast without Wi-Fi Electronics Hub
How to Connect Chromecast to a Mobile Hotspot
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How to Use Chromecast without Wi-Fi
Opsætning af Chromecast uden wifi – Support pc og andet