How To Fix The Zoom Error: Unstable Internet Connection

Zoom is a well-liked video conferencing platform. But, just like any other program, it also has its share of problems and errors when utilizing the services it provides. If you’ve faced the zoom internet connection unstable issue, check out the fixes mentioned below to know how you can resolve it.

Methods To Resolve The Zoom Internet Connection Unstable Error:

Quick Fix: This issue usually emerges when you are in the midst of any video conference. Clearly, you do not have enough time for tweaking the settings or search for the culprit. As a quick fix, if you’re utilizing the camera, try to turn that off. In such a manner, you can free up precious bandwidth, which ought to preserve the screen sharing and audio quality, permitting you to become still involved in the meeting actively.

Method#1: Checking The Network Connection

The first thing you can carry out to make certain you’ve a stable network connection is to reboot or unplug the router and modem. If there’re any pending router updates, install them on the device. For providing Zoom access to the complete bandwidth, check if there’re other devices connected to the internet and disable them. Furthermore, for further speeding up the connection, you can utilize the Ethernet cable, which is notorious for being faster and stable compared to the wireless connection.

If you cannot utilize the cable connection, make certain you are not really far away from your Wi-Fi router. Ideally, the PC you are utilizing for Zoom video conferencing ought to be just a few feet away from the router. On the other hand, you can also switch to the diverse Wi-Fi channel and test to check if you see any differences. After following all such suggestions, check the connection and make certain to meet the bandwidth needs (preferably, at least two Mbps up/down).

Note: Temporary infrastructure problems on the Internet Service Provider’s side can also impact the Internet connection negatively. Get in contact with the Internet Service Provider and see if there’re any known server or infrastructure issues.

Method#2: Running The Network Troubleshooter

If you’re utilizing Windows 10 for accessing Zoom, you can always make use of the Network Troubleshooter for detecting and resolving any Internet connection issues. For doing that, follow these easy steps:

  • First of all, click on the Start button > navigate to Settings.


  • Now, click on Network and Internet > Status.


  • Search for Change the network settings.
  • Click on the Network troubleshooter.


  • Follow the directions and wait for your troubleshooter to resolve the problem.
  • Once finished, try to open the Zoom program and see if the issue is still there.

Method#3: Disabling The Bandwidth-Hogging Tools

If there’re other apps running in the background, we suggest you to disable them, particularly if we are talking about the bandwidth-hogging program like the video-sharing programs, streaming tools, cloud sync programs, and so on. If you are utilizing a Virtual Private Network, disable that as well and see if any improvements happen in terms of the network stability. A few statistics propose that utilizing a Virtual Private Network might slow down the connection by up to thirty percent or even fifty percent if you make use of a Virtual Private Network server that is not situated in your area.

Method#4: Refreshing The IP Address

  • Search CMD in Windows Search Bar > right-click on the Command Prompt.
  • Click on Run as administrator.
  • In the opened command prompt window, enter these commands: ‘netsh winsock reset’, ‘netsh int ip reset’, ‘ipconfig /release’, ‘ipconfig /renew’, ‘ipconfig /flushdns’ – followed by an Enter for each.

netsh winsock reset

  • Reboot the system.

Method#5: Disabling QOS & SIP ALG

Application Layer Gateway or SIP ALG is a program that a lot of routers come with. Its major role is to put off any router firewall problems. But at times, it can reason more issues than it resolves, and disabling it is a clever decision. For disabling Application Layer Gateway, follow these simple steps:

  • Access the admin page of your router > navigate to the Advances settings or Advanced Tab.
  • Then, choose Setup & WAN setup.
  • Find NAT filtering > check the option that permits you to turn off Application Layer Gateway.
  • Reboot the router > see if you still encounter the zoom internet connection unstable issue.

These directions might differ relying on the router model. On a few routers, the Application Layer Gateway feature can be located under the firewall settings. For thorough directions, navigate to the support page of your router manufacturer. Other users recommended that turning off Quality of Service (QoS) might also assist. As a quick reminder, the Quality of Service is a common router program that prioritizes the traffic.

Method#6: Changing The DNS Settings

  • First of all, navigate to Settings > Network and Internet.
  • After that, click on the internet connection.
  • Then, scroll down to the IP settings > click the IP assignment option.

ip assignment

  • Choose Manual > enable IPv6 or IPv4 relying on the hardware and network configuration.


  • Enter the secondary and primary DNS your desire to make use of:

OpenDNS: and

Google Public DNS: and

Cloudflare DNS: and

  • Apply all the changes you have made > reboot the system and see if the issue is gone.

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