They won't. Change your smartphone date to March 8, do a factory reset
and you will receive the update that fix the problem.Go back your date
to today. Make another factory reset and your chromecast will work
again.
If you do factory reset, change your smartphone date to March 8, try to
setup the device with a new factory reset, once your device is connected
it will receive the last update. Once it is updated, you need to take
back your smartphone's date back to...