I am not sure if everyone is checking at the right place if they are connected to domain network and they have 8.1 because only 8.1 has this option. Windows 8 has a different way to share devices and content.
For chromecast troubleshooting:
Where to find the option to share:
I have been using Windows since forever and have used Apple too, so switching to Mac / Apple is not going to help. Its just another OS with the same fundamentals. Go figure it out in a Apple store if you want a demo.
Be What's Next
11 people were helped by this reply
Did this solve your problem?
Sorry this didn't help.
Great! Thanks for marking this as the answer.
How satisfied are you with this reply?
Thanks for your feedback, it helps us improve the site.