With a cross-platform app, some or even all of the source code can be shared across platforms, such as Android and iOS. As a result, developers need to code mobile assets only once. These assets will work seamlessly on all platforms so they don't have to be recoded for each individual platform.
For Windows computers, you can use a USB cable to connect to the phone. and Tethering and then tap USB tethering. Note: Tethering your computer to your smartphone can drain the phone's battery, so make sure both devices are plugged into a power outlet while tethering, and turn off the connections once you're done.