To re-enable it later, use the command smc -start in the same Run dialog. Method 3: Manual Removal via Registry (Advanced Users)
Read the current Chrome policies to confirm the extension is listed by running: defaults read com.google.Chrome ExtensionInstallForcelist Use code with caution.
After removing the registry entry:
Identify and remove the line containing the Symantec extension ID and its update URL. Click , then Apply .
Ensure Google Chrome is completely closed (check the system tray for any background processes). disable symantec endpoint protection chrome extension
Remove-Item "HKLM:\SOFTWARE\Policies\Google\Chrome\ExtensionInstallForcelist" -Recurse -Force
Press Win + R , type smc -stop , and click . This stops the local Symantec services, which may disable the extension until the next reboot or service restart. Modify the Registry (Advanced) :
If you need to re-enable the extension, follow these steps:
If the extension is managed and you cannot toggle it off, you may need to remove its entry from the Windows Registry. This requires . To re-enable it later, use the command smc
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Navigate to: HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Google\Chrome\ExtensionInstallAllowlist (if present) and delete the corresponding value. Restart Google Chrome for the changes to take effect.
If your organization uses Active Directory domains, you can manage the SEP browser extension (or its absence) centrally using Group Policy Objects (GPOs). The official recommendation is to rely on the SEP client's built-in "Enable third-party management of extensions" feature if you are using AD GPOs. Instead, you should:
If the "Remove" button is available, you can click it to uninstall the extension entirely. Click , then Apply
Find the line item containing the Symantec extension ID and click .
This is expected behavior because the browser protection feature is now turned off. To prevent the SEP client from showing this as an error condition, you can "lock" the policy in the disabled state within the SEPM policy. This tells the client that the disabled state is intentional and not a malfunction.
The Symantec Endpoint Protection Chrome extension (often listed as "Endpoint Protection" or "Symantec Endpoint Protection" in your browser settings) is a security tool installed alongside the Symantec Endpoint Protection client software. Its primary function is to monitor both HTTP and HTTPS web traffic, blocking access to malicious websites as determined by Symantec's security definitions and redirecting users to a default landing page when a threat is detected. On a technical level, it acts as a Chrome browser extension that works in concert with the Intrusion Prevention System (IPS) component of the main SEP client, providing a more in-depth level of web protection than traditional network-level IPS, which cannot inspect encrypted HTTPS traffic.
In newer SEP versions (14.3+), you can modify the installation:
Select the organizational unit (OU) where you want to disable the extension. Click on the .
: Click the arrow icon in the bottom-right corner of your Windows taskbar.