@Beth A Gaus welcome to Android Forums. :)
As the others have said (bad puns notwithstanding) rooting is specific to the make and model of phone...
There are drones, and then there are drones ...
These I want!
You might try a different cable and a different USB port. It's one of those things that shouldn't matter but often does.
In NRT here is a bootloop option on the right. Have you tried that?
Dang, that's another one. Although I guess you can't complain about making it to 91, especially since he smoked like a chimney.
Android introduced "adoptable storage" with 6.0 where the SD card is encrypted and then shared as additional internal storage, but some...
The short story is that the internal mount points for user storage is /sdcard and the actual sd card is something like /sdcard/external or...
Could it be one of the many games dealing with Apache helicopters? Games can cause havoc on a phone if it is poorly coded or goes rogue on you.