Disable Symantec Endpoint Protection Chrome Extension Now

If you are an IT administrator, or you have local admin rights on your company laptop, you can permanently disable the SEP Chrome extension across the entire machine.

This method prevents the extension from loading in Chrome entirely.

The Symantec extension is specific to Chromium browsers (Chrome, Edge, Brave, Vivaldi). It does not install on Firefox or Firefox ESR.

This is the single best non-admin solution. disable symantec endpoint protection chrome extension

If you cannot disable the extension directly in Chrome, the next best option is to tell the SEP desktop client to stop injecting the plugin. This is the "proper" way to do it without hacking Chrome flags.

For Symantec Endpoint Protection 14.x (or newer):

Important: You may need to enter an administrator password if your IT team has set one. If you don't know it, you cannot proceed. If you are an IT administrator, or you

On macOS:

This method disables the extension until you fully close Chrome.

Caveat: This only lasts until the SEP client performs its next policy refresh (usually 15–60 minutes). The extension will re-enable itself. This is the single best non-admin solution

Use this when Chrome policies block manual disable.

Caution: Incorrect registry changes may break Chrome’s extension policies.