If relay server still fails, you will probably see 'Remote connection timeout or disconnected' message popped up on guest player side. If it is the case, the app will attempt to use relay server to relay data between 2 players, though the bandwidth will be limited if relay server is used by too many people.

the host).- To reduce lag during multiplayer, place your devices as close as possible to each other and to the Router/Access Point.- Alternatively, using Wifi Direct option if your device supports it.- Playing over Internet consumes quite a lot of bandwidth which is roughly 60-100 KB per second.- Google logged in users will only able to play online with other Google users, and similarly, FB users can only play with FB users.- The one hosting the game through Internet is required to have the minimum upload speed around 60 KB/s (512 Kbps).- If you encounter severe lags, sometimes a simple router or both players' device's wifi restart might help.- There are some routers that don't support direct Internet multiplayer hosting due to their Firewall settings. Minimum quad-core 1.5Ghz CPU.- When playing multiplayer, second player is not required to have the game roms in his/her devices, it is only required for the first player (i.e. gba files are accepted.- Hosting multiplayer games requires strong devices. Their locations will be detected automatically by the app itself.

You have to copy or download GBA roms to your device's sdcard. Without it, 2nd player cannot find the 1st player who created the network game session.- The app doesn't come with any games. The most accurate GBA core to date.NOTES:- Location permission is required for Wifi Direct multiplayer mode. Supports saving game' states, even when playing multiplayer.- Supports both hardware controllers and virtual/on-screen/touch based controller.- Editable virtual buttons' layout.- Various shader effects.- This emulator core is derived from mGBA. However, the gameplay quality will depend on your network connection's speed.- Invite others to play Online using Google or Facebook account.- Text chat when playing Multiplayer. And it supports long distance (cross-countries) connections. It is consistent, has no de-syncing problems like other emulators that use scheduled syncing Network play method. Please report bugs if you encounter multiplayer related issues.FEATURES:- Offline Single-player mode.- Link cable emulation via LAN & Wifi Direct & Online Multiplayer mode. However, there is no guarantee that multiplayer will work 100% in every game. Besides offline mode, you can also play with your friends via LAN network or Online.As of, most of games' link cable multiplayer modes should run in Multigba S. Multigba S is a GBA emulator that lets you play classic GBA games on your Android mobile devices.

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