Result! Had factory reset my device and disconnected Chromecast device
from Home app before realising it was a general global fault earlier in
the week, but couldn't reinstall as Home app on phone couldn't find
device all week. Disconnected the cast ...
Had reset then disconnected mine before realising it was a general issue
and now it won't reconnect to home. Please post advice when you get the
fix sorted for that too.
