How to Fix Zoho Assist Not Working [Comprehensive Troubleshooting]

This post is a comprehensive troubleshooting guide for Zoho Assist not working. It will greatly help you if you face problems like Zoho Assist not connecting or unattended access not working.


By Hester / Updated on May 9, 2023

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The issue: Zoho Assist not working


Hi. How do I fix Zoho Assist not working? I can’t use the app to connect to my remote computer. Can anybody give me some suggestions?”

- Question from a user

Zoho Assist Not Working

Zoho Assist is a cloud-based remote access software that allows users to establish connections during remote desktop sessions. Unfortunately, users of Zoho Assist frequently have problems like unattended access not working or Zoho Assist not connecting. The majority of the typical Zoho Assist problems are addressed in this post. Read on to discover more.

How to fix Zoho Assist not connecting [4 solutions]

One of the most frequent problems is Zoho Assist not connecting. There are four ways to fix this problem.

Solution 1. Check the Internet connection

First, you need to ensure both computers participating in the remote session have a working and stable Internet connection.

Step 1. Press Win+ R keys, enter “cmd” and click OK.

Run Box cmd

Step 2. Type in the command “ping -t” and hit Enter to check the time value. If the data show significant fluctuations, your Internet connection needs some help.

Check Internet Data Value

Step 3. If your Internet has problems, shut down the computer, disconnect the router or modem, wait 30 seconds, and plug it back in.

Step 4. Re-log into the router and modem, and turn on your computer to try to connect again.

Solution 2. Allow Zoho Assist in the Firewall settings

If you get a Windows security alert informing you that Zoho Assist is being blocked. Follow the instructions below to enable Zoho Assist application and its ports in the Firewall.

Step 1. Open Control Panel and navigate to System and Security > Windows Defender Firewall. Select Allow an app or feature through Windows Defender Firewall in the left pane.

Allow App or Feature

Step 2. Hit the Change settings button. Select Zoho Assist and press OK.

Allow Zoho Assist in Firewall

Step 3. Back to the Windows Defender Firewall interface and click Advanced Settings.

Advanced Settings

Step 4. You need to independently establish new rules in both Inbound Rules and Outbound Rules to enable Zoho Assist ports. Click Inbound Rules on the left pane and click New Rule on the right menu.

Inbound Rules Firewall

Step 5. Tick Port and click Next.


Step 6. Tick TCP and enter ports 80 and 443. Then click Next.

Enter Zoho Assist Port

Step 7. Tick Allow the connection and then hit Next.

Allow the Connection

Step 8. Check all the boxes and click Next.

Confirm Check

Step 9. Name the rule and click Finish.

Name New Rule

Repeat the same steps to enable Zoho Assist ports in Outbound Rules.

Solution 3. Disable the antivirus software

If you use third-party antivirus software that prevents Zoho Assist from working, we recommend temporarily disabling your antivirus application for the connection.

Launch the antivirus program. To turn off protection, click the relevant icon on the left, then select the shield settings tab.

Temporarily Disable Antivirus

Solution 4. Check the proxy settings

Follow the instructions below to locate or set proxy settings to ensure your device is configured correctly in the proxy environment.

Step 1. Press Win + R, type “inetcpl.cpl”, and press OK.

Inetcpl Cpl

Step 2. Go to the Connections tab, and click LAN settings.

Lan Settings

Step 3. Check the settings based on your need.

Proxy Settings

How to fix Zoho Assist unattended access not working

If you are facing Zoho Assist unattended access not working, you can follow the next steps to add the unattended access installer to configure your device.

Step 1. On the client computer, launch Zoho Assist, go to Settings, and click Unattended Access > Deployment Link. Choose Copy or Send to share the link with your partner.

Download Unattended Access Installer

Step 2. Ask your partner to open the link, download it, and run the application.

Step 3. The remote computer will be added to your list of unattended computers once it has been executed. You can go to the Unattended Access interface to start a connection.

How to fix Zoho Assist run as service not working

If you click Run as a Service in unattended access, but nothing works, kindly follow the steps below to solve the problem.

Step 1. Press Win + R, type in “services.msc”, and hit Enter.

Services msc

Step 2. Find and right-click Zoho Assist, and click Stop to end the service.

Stop Zoho Assist

Step 3. Press Win + R, enter “cmd” and then hit OK.

Run Box cmd

Step 4. Run the command “Zoho Assist-Remote Support". Then the Zoho Assist session will, by default, run in Service mode.

Looking for a reliable Zoho Assist alternative without errors?

If you are looking for an error-free Zoho Assist alternative, we recommend using the best remote desktop software AnyViewer, which is relatively easy to setup and fairly safe to use.

You may get frequent connectivity issues in Zoho Assist, while AnyViewer will ensure you a stable and strong connection environment without lag and interruption cause a top-notch technical team develops it.

Besides, AnyViewer offers a completely free version for you to perform several remote tasks. In addition to unattended access, multi-monitor navigation, and instant chant, you can perform file transfer, remote reboot, and multiple sessions for free, which are not supported in Zoho Assist free trial.

Download AnyViewer on your devices then you can start a session in simple steps.

Download Freeware Win 11/10/8.1/8/7/Server
Secure Download

Step 1. On the host device, launch AnyViewer, sign up for an account by clicking Sign up, and log in.

Log in Anyviewer

Step 2. Utilize the same login credentials as the host to sign in to AnyViewer on the client device.

Free Editions

Step 3. Navigate tothe Device interface tosee a list of your assigned devices. Click the computer to which you want to connect, then click One-click control.

Connect to My Devices

Tips: We advise upgrading your account if you have more than two remote PCs. After that, you can connect to up to 10 devices simultaneously and access up to 100 unattended devices for a small cost.


That’s all for Zoho Assist not working. We offered many solutions for resolving Zoho Assist problems in different conditions. We hope you can successfully solvethe issue with this guide.If you frequently get Zoho Assist connectivity errors or want to switch to an alternative, AnyViewer is worth trying due to its stable connections and rich features.