Install these drivers on your computer!
Enable USB debugging on your Android phone after you install the drivers.
Windows 10/8.1/8/7/Vista/XP (core package): universal 32-bit/64-bit
macOS 10.12, Mac OS X 10.11 (El Capitan), 10.10 (Yosemite): Intel 64-bit
Drivers for legacy OS X, Linux, FreeBSD computers and OpenWrt and LEDE-based routers can be downloaded here