Can I upgrade with an unlocked bootloader?

A

AC Question

upgrading with unlocked bootloader?

I have Xperia Z3 with unlocked bootloader, I rooted my device long time ago and I forgot which method I used my model number is D6633 I'm running on 4.4.4 and I would like to upgrade to lollipop, would there be a problem if I upgraded using the sony pc companion ? if yes then what should I do ?