Fast upload doesn't work

[Dudu]

Fast charging on my phone only works sometimes .... what's up ???
Carregamento rápido no meu telemóvel só funciona as vezes....o que se passa???

[evnchn]

Again, check all combinations of cables, chargers, etc. then we can see where the problem lies

[CH_ASUS]

Dudu

Fast charging on my phone only works sometimes .... what's up ???

Carregamento rápido no meu telemóvel só funciona as vezes....o que se passa???

Fast upload doesn't work

Are you using the bundled Asus charger or another USB-charger.

And are you using the bundled Asus cable, or another usb-cable (if so, which one?)?

Thanks!