How to Fix Discord RTC Connecting Error (2026 Guide)

The Discord RTC Connecting error is one of the most frustrating issues on the platform. Your friends are talking in voice chat, but you are stuck staring at "RTC Connecting" with no audio, no outgoing signal, and no clear way to fix it. The good news is that this error is almost always fixable within a few minutes.

This guide covers what RTC Connecting means, why it happens, and every working fix for 2026. We cover Windows, Mac, mobile, and browser versions. If you want the short version, restarting Discord or switching your voice region usually resolves it immediately.

What Does "RTC Connecting" Mean on Discord?

RTC stands for Real-Time Communication. It is the protocol Discord uses to transmit voice and video between users. When Discord shows "RTC Connecting," it means your client is trying to establish a direct peer-to-peer connection with the voice server but has not completed the handshake yet.

Normally this takes less than a second. If it persists for more than 10 or 15 seconds, something is blocking or delaying the connection. This can happen on any platform: Windows, Mac, Linux, iOS, Android, or the browser client.

Simple explanation: Discord is trying to open a voice channel between you and the server, but the connection is stuck. Your internet, Discord's servers, or something in between is causing the delay.

Common Causes of RTC Connecting on Discord

Before diving into fixes, it helps to understand what typically causes this error.

Network congestion or instability: packet loss, high latency, or temporary ISP issues can prevent the RTC handshake from completing.
Firewall or antivirus interference: security software sometimes blocks Discord's voice ports, mistaking them for unusual traffic.
VPN or proxy conflicts: routing voice traffic through a VPN can add latency or block the UDP connection Discord needs.
Outdated Discord client: an old build may have a bug that was patched in a newer version.
Server region mismatch: if the voice server region is far from your location, the connection may time out.
Corrupted Discord cache: cached data can sometimes interfere with the connection process.

How to Fix Discord RTC Connecting Error on Desktop

These fixes are ordered from fastest to most thorough. Try them in order.

Fix 1: Restart Discord Completely

Close Discord entirely, including the system tray icon. On Windows, right-click the Discord icon in the system tray (near the clock) and select Quit Discord. Wait a few seconds and reopen it. This forces Discord to re-establish its connection from scratch and clears most temporary RTC hangs.

Fix 2: Switch Voice Regions

If restarting does not help, the voice server region may be experiencing issues. The server owner or someone with Manage Server permissions can change the region:

Open your Discord server.
Click the server name in the top-left and select Server Settings.
Go to Overview and scroll to the Server Voice Region section.
Switch to a different region, preferably one closer to most members. Auto usually works, but picking a specific region manually can help.

Fix 3: Disable VPN or Proxy

VPNs and proxies can interfere with Discord's UDP-based voice system. Try disconnecting your VPN temporarily and joining the voice channel again. If the issue goes away, your VPN routing is the cause. Some VPNs offer split tunneling, which lets you route Discord traffic outside the VPN while keeping other traffic inside.

Fix 4: Change Discord Voice Settings

Discord lets you force a specific voice subsystem, which can bypass RTC issues:

Open Discord and go to User Settings (gear icon near your username).
Navigate to Voice & Video.
Scroll down to Voice Settings and look for the audio subsystem option.
If available, switch between Standard and Legacy. The Legacy subsystem uses an older audio engine that sometimes works when the standard one fails.

Fix 5: Clear Discord Cache

Corrupted cache files can cause connection issues. Clearing them forces Discord to rebuild fresh data.

Close Discord completely (including the system tray icon).
Press Win + R, type %appdata%/discord, and press Enter.
Delete the Cache, Code Cache, and GPUCache folders.
Reopen Discord. It recreates these folders automatically.

On Mac, the path is ~/Library/Application Support/discord/. Delete the same cache folders there.

Fix 6: Add Discord to Firewall and Antivirus Exceptions

Firewalls and antivirus programs sometimes block Discord's voice ports. Adding Discord as an exception usually resolves this.

Open your Windows security or antivirus settings.
Find the Firewall or Allowed Apps section.
Add Discord.exe as an allowed app for both public and private networks.
If you use third-party antivirus, add Discord to its exception list as well.

Discord uses ports 50000 to 65535 for voice communication (UDP). If your network blocks these, voice will not work regardless of other settings.

Fix 7: Run Discord as Administrator

On Windows, running Discord with administrator privileges can bypass certain permission-related network blocks:

Close Discord completely.
Right-click the Discord shortcut and select Run as administrator.
Try joining a voice channel again.

If this fixes the issue, you can set Discord to always run as administrator in the compatibility settings of the shortcut.

Fix 8: Reinstall Discord

As a last resort, uninstall Discord completely and reinstall it from the official website. This replaces all program files and resets every setting back to default. Your account data and server memberships are stored on Discord's servers, so you will not lose anything.

How to Fix RTC Connecting on Discord Mobile (iOS & Android)

Mobile RTC issues are usually caused by network problems or app glitches. These fixes work on both iOS and Android.

iOS (iPhone / iPad)

1
Close and reopen Discord. Swipe up to close the app from the app switcher, then reopen it.
2
Toggle Airplane Mode on and off. This resets your network connection without rebooting the phone.
3
Switch between Wi-Fi and mobile data. If one works and the other does not, the issue is with your network, not Discord.
4
Update Discord from the App Store. Older builds may have unresolved voice bugs.

Android

1
Force stop Discord from Settings > Apps > Discord, then reopen it.
2
Toggle Airplane Mode on and off to reset the network stack.
3
Test voice on Wi-Fi vs mobile data to isolate whether your home network or mobile carrier is the bottleneck.
4
Clear the app cache from Settings > Apps > Discord > Storage > Clear Cache. This does not delete your login or messages.

How to Fix RTC Connecting on Discord Web (Browser)

The browser version of Discord relies entirely on your browser's networking stack. If you see RTC Connecting in the browser client:

Refresh the page. This is the browser equivalent of restarting the app.
Clear browser cache and cookies for Discord's domain.
Disable browser extensions that might interfere with WebRTC, especially ad blockers, privacy tools, or VPN extensions.
Try a different browser. Chrome, Firefox, and Edge all support Discord voice to varying degrees. Switching browsers can isolate a browser-specific bug.
Update your browser to the latest version. Outdated browsers may have WebRTC compatibility issues.

Discord RTC Connecting Error FAQ

What does RTC Connecting mean on Discord?

RTC stands for Real-Time Communication. "RTC Connecting" means Discord is trying to establish a direct voice or video connection with the server but the handshake has not completed yet. If it lasts more than 10 seconds, something is blocking the connection.

How do I fix RTC Connecting on Discord fast?

The fastest fix is to restart Discord completely (close it from the system tray and reopen). If that does not work, switch the voice region in Server Settings to one closer to your location. These two fixes resolve most RTC issues within seconds.

Does a VPN cause Discord RTC errors?

Yes. VPNs can interfere with Discord's UDP-based voice system by adding latency or blocking the ports Discord needs. Disconnect your VPN temporarily to test. If the issue goes away, use split tunneling or switch to a different VPN server.

Why does Discord say RTC Connecting only on some servers?

This usually means the specific voice server region for that server is having issues. Ask the server owner to change the voice region in Server Settings. Switching to Auto or a region closer to the majority of members typically fixes it.

Can my firewall cause RTC Connecting on Discord?

Yes. Firewalls and antivirus software can block the UDP ports (50000-65535) that Discord uses for voice. Add Discord.exe to your firewall's allowed apps list and make sure those ports are open.

Does clearing Discord cache fix RTC issues?

Sometimes. Corrupted cache files can interfere with Discord's connection process. Clearing the Cache, Code Cache, and GPUCache folders forces Discord to rebuild them fresh, which can resolve stubborn RTC errors.

Is Discord RTC Connecting a server-side issue?

Rarely. If Discord's servers are down, the entire platform would show connection issues, not just one user. RTC Connecting is almost always a client-side or network-side problem that can be fixed locally.

Why does my Discord keep saying RTC Connecting after reinstalling?

If reinstallation did not fix it, the issue is likely network-related. Check your firewall, antivirus, VPN, or router settings. The problem is not with the Discord installation itself but with something between your device and Discord's voice servers.