Open Broadcaster Software (OBS Studio) is a leading free and open-source tool for live streaming and screen recording. However, connection drops during a live stream are a common frustration, especially for users new to streaming.

In this guide, we’ll walk you through how to troubleshoot OBS connection drops, what causes them, and how to stabilize your stream for a smooth and professional broadcast experience.

What Are OBS Connection Drops?

A "connection drop" in OBS occurs when your stream suddenly disconnects from the streaming platform (e.g., YouTube, Twitch, Facebook Live). OBS may show error messages such as:

• “Disconnected. Reconnecting…”

• “Dropped Frames Due to Network”

• “Encoder Overload”

These issues often stem from unstable internet, incorrect settings, or overloaded system resources.

In OBS:

• Go to Settings > Output

• Lower the Video Bitrate to 2500–4500 kbps for 720p streaming

• Go to Settings > Video and reduce resolution to 1280x720 at 30fps

This reduces bandwidth usage and improves connection stability.

Use Ethernet Instead of Wi-Fi

If possible, connect your streaming PC directly via Ethernet. Wi-Fi is prone to signal drops and latency spikes.

Change Streaming Server

In OBS:

• Go to Settings > Stream

• Manually select a different server location (e.g., Twitch US East, YouTube Europe)

Choosing a geographically closer or less congested server may resolve issues.

Disable Firewalls or Whitelist OBS

Firewalls and antivirus tools may interfere with streaming traffic.

• Add OBS as an exception in your firewall and antivirus settings

• Ensure RTMP port 1935 is open in your router (if applicable)

Monitor Dropped Frames and Log Files

OBS provides real-time stats via View > Stats.
You can also check logs at:
Help > Log Files > View Last Log File

Look for:

• “Dropped frames due to network”

• “RTMP connection timeout”

• “Encoder overloaded”

These details help pinpoint whether the issue is network-based or hardware-based.

Update OBS and Drivers

• Ensure you're using the latest version of OBS Studio

• Update your GPU drivers (NVIDIA, AMD, or Intel)

• Install system updates, especially if using Windows 10/11

Optional: Use a Streaming VPN or RDP

If your ISP throttles streaming or blocks RTMP, consider:

• Using a VPN optimized for streaming

• Running OBS via a Streaming RDP server with higher bandwidth (offered by Rosseta Ltd)

FAQ: OBS Connection Drops

Why does OBS keep disconnecting every few minutes?
This usually means your upload bandwidth is inconsistent or your stream server is overloaded. Try lowering the bitrate or switching servers.

Will changing from Wi-Fi to Ethernet fix my drops?
Yes—wired connections are much more stable and recommended for live streaming.

What bitrate should I use for stable streaming?
For 720p @ 30fps, use 2500–3500 kbps. For 1080p @ 60fps, go no higher than 6000 kbps, depending on your connection.

Is OBS the problem or my internet?
OBS is just the tool—if your internet is unstable, even the best settings will not help. Test with other apps or services to compare.

Can antivirus software interfere with OBS?
Yes—some security tools block network activity. Always whitelist OBS in your antivirus/firewall settings.

For more OBS tips, streaming tools, and secure RDP hosting, visit Rosseta Ltd.