Some key points to consider:

A: Yes. Use the Dolphin Emulator for Android. You will need a powerful phone (Snapdragon 845 or newer) and a game controller. Touch controls are terrible for platformers.

The most common way to legally obtain the game file for use on a PC or a modified Wii is by ripping your physical retail disc.

Visit the official Dolphin Emulator website and download the latest "Beta" or "Development" version (these are updated frequently and run games better than the old "Stable" version).

is the primary tool for playing Wii games on modern hardware.

While downloading a Nintendo Wii Rom of New Super Mario Bros Wii might seem like an attractive option, it's essential to consider the potential risks and alternatives. If you're interested in playing this classic game, purchasing it from official channels or exploring alternative options might be the best way to go. If you do decide to download a Rom, make sure to take necessary precautions to protect your device and personal data.