Mine changed to preparing to ship also. Don't have shipping tracking number. But I was able to track by reference number via Fedex. Fedex says in progress, in transit now
btw had to use my 9 digit zip code ie 7xxxx-xxxx
link: https://www.fedex.com/fedextrack/WTRK/index.html?action=altref&cntry_code=us&freight=yes&fdx=1490
Same here! Zero info but exactly what it shows for you.
What does it mean!?