diff --git a/src/common/ts/isChannelWhitelisted.ts b/src/common/ts/isChannelWhitelisted.ts
index be72ed1..1a02c8a 100644
--- a/src/common/ts/isChannelWhitelisted.ts
+++ b/src/common/ts/isChannelWhitelisted.ts
@@ -6,6 +6,6 @@ export default function isChannelWhitelisted(
   if (!channelName) return false;
   const channelNameLower = channelName.toLowerCase();
   return store.state.whitelistedChannels.some(
-    c => c.toLowerCase() === channelNameLower
+    channel => channel.toLowerCase() === channelNameLower
   );
 }
diff --git a/src/content/content.ts b/src/content/content.ts
index 618d741..4da32df 100644
--- a/src/content/content.ts
+++ b/src/content/content.ts
@@ -145,43 +145,47 @@ function onPageMessage(event: MessageEvent) {
   }
   // ---
   else if (message.type === MessageType.ChannelSubStatusChange) {
-    const { channelName, wasSubscribed, isSubscribed } = message;
-    const isWhitelisted = isChannelWhitelisted(channelName);
+    const { channelNameLower, wasSubscribed, isSubscribed } = message;
+    const isWhitelisted = isChannelWhitelisted(channelNameLower);
     console.log("[TTV LOL PRO] ChannelSubStatusChange", {
-      channelName,
+      channelNameLower,
       wasSubscribed,
       isSubscribed,
       isWhitelisted,
     });
-    const currentChannelName = findChannelFromTwitchTvUrl(location.href);
-    if (store.state.whitelistChannelSubscriptions && channelName != null) {
+    const currentChannelNameLower = findChannelFromTwitchTvUrl(
+      location.href
+    )?.toLowerCase();
+    if (store.state.whitelistChannelSubscriptions && channelNameLower != null) {
       if (!wasSubscribed && isSubscribed) {
-        store.state.activeChannelSubscriptions.push(channelName);
+        store.state.activeChannelSubscriptions.push(channelNameLower);
         // Add to whitelist.
         if (!isWhitelisted) {
-          console.log(`[TTV LOL PRO] Adding '${channelName}' to whitelist.`);
-          store.state.whitelistedChannels.push(channelName);
-        }
-        if (channelName === currentChannelName) {
-          location.reload();
+          console.log(
+            `[TTV LOL PRO] Adding '${channelNameLower}' to whitelist.`
+          );
+          store.state.whitelistedChannels.push(channelNameLower);
+          if (channelNameLower === currentChannelNameLower) {
+            location.reload();
+          }
         }
       } else if (wasSubscribed && !isSubscribed) {
         store.state.activeChannelSubscriptions =
           store.state.activeChannelSubscriptions.filter(
-            c => c.toLowerCase() !== channelName.toLowerCase()
+            channel => channel.toLowerCase() !== channelNameLower
           );
         // Remove from whitelist.
         if (isWhitelisted) {
           console.log(
-            `[TTV LOL PRO] Removing '${channelName}' from whitelist.`
+            `[TTV LOL PRO] Removing '${channelNameLower}' from whitelist.`
           );
           store.state.whitelistedChannels =
             store.state.whitelistedChannels.filter(
-              c => c.toLowerCase() !== channelName.toLowerCase()
+              channel => channel.toLowerCase() !== channelNameLower
             );
-        }
-        if (channelName === currentChannelName) {
-          location.reload();
+          if (channelNameLower === currentChannelNameLower) {
+            location.reload();
+          }
         }
       }
     }
diff --git a/src/page/getFetch.ts b/src/page/getFetch.ts
index b616ec6..c44badb 100644
--- a/src/page/getFetch.ts
+++ b/src/page/getFetch.ts
@@ -72,7 +72,9 @@ export function getFetch(pageState: PageState): typeof fetch {
         if (!message.channelName) break;
         const channelNameLower = message.channelName.toLowerCase();
         for (let i = 0; i < usherManifests.length; i++) {
-          if (usherManifests[i].channelName === channelNameLower) {
+          if (
+            usherManifests[i].channelName?.toLowerCase() === channelNameLower
+          ) {
             usherManifests[i].deleted = true;
           }
         }
@@ -406,6 +408,8 @@ export function getFetch(pageState: PageState): typeof fetch {
       twitchGqlHostRegex.test(host) &&
       response.status < 400
     ) {
+      await waitForStore(pageState);
+      if (!pageState.state?.whitelistChannelSubscriptions) break graphqlRes;
       responseBody ??= await readResponseBody();
       // Preliminary check to avoid parsing the response body if possible.
       if (
@@ -442,16 +446,16 @@ export function getFetch(pageState: PageState): typeof fetch {
           channelName = body.data.user.login;
           isSubscribed = body.data.user.self.subscriptionBenefit != null;
         }
+        if (!channelName) break graphqlRes;
         const isLivestream = !/^\d+$/.test(channelName); // VODs have numeric IDs.
         if (!isLivestream) break graphqlRes;
-        await waitForStore(pageState);
         const wasSubscribed = wasChannelSubscriber(channelName, pageState);
         const hasSubStatusChanged =
           (wasSubscribed && !isSubscribed) || (!wasSubscribed && isSubscribed);
         if (hasSubStatusChanged) {
           pageState.sendMessageToContentScript({
             type: MessageType.ChannelSubStatusChange,
-            channelName,
+            channelNameLower: channelName.toLowerCase(),
             wasSubscribed,
             isSubscribed,
           });
@@ -682,7 +686,7 @@ function isChannelWhitelisted(
   const channelNameLower = channelName.toLowerCase();
   return (
     pageState.state?.whitelistedChannels.some(
-      c => c.toLowerCase() === channelNameLower
+      channel => channel.toLowerCase() === channelNameLower
     ) ?? false
   );
 }
@@ -695,7 +699,7 @@ function wasChannelSubscriber(
   const channelNameLower = channelName.toLowerCase();
   return (
     pageState.state?.activeChannelSubscriptions.some(
-      c => c.toLowerCase() === channelNameLower
+      channel => channel.toLowerCase() === channelNameLower
     ) ?? false
   );
 }