Download and install OBS from the official website, then launch and follow the auto-configuration wizard or manually set your video/audio sources and scenes via 'Scenes' and 'Sources' panels.

Yes, open 'Settings' > 'Output' and select 'Recording' to customize the save path, format, and quality for local video recordings.

In the main interface, click the '+' button under 'Sources' to add sources like display capture, webcam, or video files, then arrange them in your scene.

Go to 'Settings' > 'Stream', select your platform, sign in or enter stream key, then start streaming directly from the main interface.

Navigate to 'Settings' > 'Audio', choose your microphone and desktop audio devices, and adjust levels in the mixer for clear sound.

No, OBS Studio is completely free and open source; however, optional donations and community plugins are available via the official website.

Reduce output resolution, lower bitrate, or switch to hardware encoding in 'Settings' > 'Output' to improve performance.

OBS Studio does not have subscriptions or premium features; it's entirely free without premium tiers or upgrades.

OBS needs elevated permissions for installation only; once installed, it runs normally without special permissions.

Lower your bitrate, reduce resolution, or enable hardware acceleration in 'Settings' > 'Output' to minimize delay and lag.