1. To active option menu: press or hold the menu key on thenavigation bar (Back, Home, Menu).
2. A NES game file (ROM file) is necessary to play a game. You canfind NES game files by searching the web.
3. This application supports NES file and ZIP file (compressed NESfile).
4. A 7z file is not supported.
5. Support 2 players (WIFI).
6. Support android 4.0+ (suitable for android 5.0+ and 6.0)
7. Support save and load state, screenshot, In-between press AB,shortcut keys, etc.
* For all marshmallow 6.0 users. Allow "storage" in apppermission in settings. It will solve directory problem.