1. Using Windows Update, update Windows 10 to the newest available version. See
https://obsproject.com/blog/five-simple-tips-for-new-streamers
2. Using
https://obsproject.com/download, update OBS to the newest available version. Old versions are not supported.
3. Open OBS, Settings, Output and uncheck the box(es) for Psycho Visual Tuning.
4. Go to Advanced, Network, check all the boxes, [Apply], [OK].
5. Multiple Game Capture sources are usually not needed (scene 'in game'), and can sometimes interfere with each other. You can use the same Game Capture for all your games! If you change games often, try out the hotkey mode, which lets you press a key to select your active game. If you play games in fullscreen, use 'Capture any fullscreen application' mode.