https://gingersysadmin.com/tags/windows/ Recent content in Windows on The Ginger Sysadmin Blog Hugo en Sat, 23 May 2026 14:19:40 -0400 https://gingersysadmin.com/posts/edge-sidebar-extensions/ Sat, 23 May 2026 14:19:40 -0400 https://gingersysadmin.com/posts/edge-sidebar-extensions/ <h1 id="browser-extension-allowlist">Browser Extension Allowlist</h1> <p>When attempting to implement browser extension lockdown<sup id="fnref:1"><a href="#fn:1" class="footnote-ref" role="doc-noteref">1</a></sup> (ie. only allowing authorized browser extensions to be installed), I came across some hidden extensions that needed to be allowed. Shortly after implementing a browser extension allowlist in Edge through Group Policy, users started calling and asking why the Teams/Outlook/Copilot sidebar <sup id="fnref:2"><a href="#fn:2" class="footnote-ref" role="doc-noteref">2</a></sup> in Edge suddenly disappeared.</p> <p>After some looking, I came across the following page <code>edge://sidebar-internals</code> where you can identify the built-in browser extension IDs for the Edge sidebar &ldquo;extensions&rdquo; for Outlook, Teams, Copilot, etc.</p>