Yes, Nokia 6.1 does have the optional beauty mode in the selfie camera.
Yes, Nokia 6.1 does support fast charging. During our tests, we have found that it took about 30 minutes to charge the battery from 0% to 50%.
No. Nokia 6.1 (2018) does not have the autofocus in the front camera. It has fixed focus camera as selfie camera.
No. Nokia 6 (2018) does not have the wireless charging.
At the end of the day, the Nokia 6.1 (2018) brings some welcome improvements over its predecessor.