diff --git a/desktop/flipper-ui-browser/src/index.tsx b/desktop/flipper-ui-browser/src/index.tsx
index 9dec878de..11e9837fc 100644
--- a/desktop/flipper-ui-browser/src/index.tsx
+++ b/desktop/flipper-ui-browser/src/index.tsx
@@ -16,6 +16,9 @@ if (loadingContainer) {
   loadingContainer.innerText = 'Loading...';
 }
 
+let cachedFile: {name: string; data: string} | undefined;
+let cachedDeepLinkURL: string | undefined;
+
 async function start() {
   // @ts-ignore
   electronRequire = function (path: string) {
@@ -49,12 +52,10 @@ async function start() {
     const maybeParams = removePrefix(url.pathname, '/');
     const params = new URLSearchParams(maybeParams);
 
-    const queryParamsObject: any = {};
-    params.forEach((value, key) => {
-      queryParamsObject[key] = value;
-    });
+    const deeplinkURL = new URL('flipper://open-plugin');
+    deeplinkURL.search = params.toString();
 
-    console.log(JSON.stringify(queryParamsObject));
+    cachedDeepLinkURL = deeplinkURL.toString();
   }
 
   const searchParams = new URLSearchParams({token: token ?? ''});
@@ -113,7 +114,6 @@ start().catch((e) => {
 async function initializePWA() {
   console.log('[PWA] Initialization');
 
-  let cachedFile: {name: string; data: string} | undefined;
   let rehydrated = false;
   const openFileIfAny = () => {
     if (!cachedFile || !rehydrated) {
@@ -127,6 +127,18 @@ async function initializePWA() {
     cachedFile = undefined;
   };
 
+  const openURLIfAny = () => {
+    if (!cachedDeepLinkURL || !rehydrated) {
+      return;
+    }
+    window.dispatchEvent(
+      new CustomEvent('flipper-protocol-handler', {
+        detail: [cachedDeepLinkURL],
+      }),
+    );
+    cachedDeepLinkURL = undefined;
+  };
+
   if ('serviceWorker' in navigator) {
     navigator.serviceWorker
       .register('/service-worker.js')
@@ -177,6 +189,7 @@ async function initializePWA() {
     console.info('[PWA] Store is rehydrated');
     rehydrated = true;
     openFileIfAny();
+    openURLIfAny();
   });
 }