One of the configured encoders is not recognised. This can result in failure to go live or to record. To fix this, go to Settings -> Output and change the 'Encoder' option.
You are running Windows 11 25H2, which will be supported by Microsoft until October 2027.
A slower x264 preset than 'veryfast' is in use. It is recommended to leave this value on veryfast, as there are significant diminishing returns to setting it lower. It can also result in very poor gaming performance on the system if you're not using a 2 PC setup.
Your stream encoder is set to a video bitrate that is too low. This will lower picture quality especially in high motion scenes like fast paced games. Use the Auto-Config Wizard to adjust your settings to the optimum for your situation. It can be accessed from the Tools menu in OBS, and then just follow the on-screen directions.
You have the following third-party plugins installed: