What is USB OTG setting?

[tvr4]

I noticed a setting USB OTG ? What is this for?

 

[OldFriend]

I noticed a setting USB OTG ? What is this for?

This is the USB-C port used for updating your U22 by manually flashing firmware, I would suggest leaving it enabled.

Here is some further light reading:
https://en.wikipedia.org/wiki/USB_On-The-Go

 

[tvr4]

Ah. Is that what the strange cable included with the box is for ?

 

[OldFriend]

Ah. Is that what the strange cable included with the box is for ?

Yes