diff --git a/tgui/packages/tgui-panel/chat/renderer.tsx b/tgui/packages/tgui-panel/chat/renderer.tsx
index 0b2a82554f6..b1758b5fb5b 100644
--- a/tgui/packages/tgui-panel/chat/renderer.tsx
+++ b/tgui/packages/tgui-panel/chat/renderer.tsx
@@ -176,6 +176,7 @@ class ChatRenderer {
         highlightWholeMessage: boolean;
         highlightBlacklist: boolean;
         blacklistregex: RegExp;
+        enabled: boolean;
       }[]
     | null;
   databaseBackendEnabled: boolean;
@@ -288,6 +289,7 @@ class ChatRenderer {
       const highlightWholeMessage = setting.highlightWholeMessage;
       const matchWord = setting.matchWord;
       const matchCase = setting.matchCase;
+      const enabled = setting.enabled;
       const allowedRegex = /^[a-zа-яё0-9_\-$/^[\s\]\\]+$/gi;
       const regexEscapeCharacters = /[!#$%^&*)(+=.<>{}[\]:;'"|~`_\-\\/]/g;
       // Reset lastIndex so it does not mess up the next word
@@ -397,6 +399,7 @@ class ChatRenderer {
         this.highlightParsers = [];
       }
       this.highlightParsers.push({
+        enabled,
         highlightWords,
         highlightRegex,
         highlightColor,
@@ -640,31 +643,32 @@ class ChatRenderer {
 
         // Highlight text
         if (!message.avoidHighlighting && this.highlightParsers) {
-          this.highlightParsers.map((parser) => {
-            const ourUser = node.getElementsByClassName('name');
-            const isEmote = node.getElementsByClassName('emote');
-            if (
-              !(
-                parser.highlightBlacklist &&
-                parser.blacklistregex &&
-                ((ourUser.length > 0 &&
-                  parser.blacklistregex.test(ourUser[0].textContent)) ||
-                  (isEmote.length > 0 &&
-                    parser.blacklistregex.test(isEmote[0].textContent)))
-              )
-            ) {
-              const highlighted = highlightNode(
-                node,
-                parser.highlightRegex,
-                parser.highlightWords,
-                (text) => createHighlightNode(text, parser.highlightColor),
-              );
-              if (highlighted && parser.highlightWholeMessage) {
-                node.className += ' ChatMessage--highlighted';
+          this.highlightParsers
+            .filter((parser) => parser.enabled)
+            .forEach((parser) => {
+              const ourUser = node.getElementsByClassName('name');
+              const isEmote = node.getElementsByClassName('emote');
+              if (
+                !(
+                  parser.highlightBlacklist &&
+                  parser.blacklistregex &&
+                  ((ourUser.length > 0 &&
+                    parser.blacklistregex.test(ourUser[0].textContent)) ||
+                    (isEmote.length > 0 &&
+                      parser.blacklistregex.test(isEmote[0].textContent)))
+                )
+              ) {
+                const highlighted = highlightNode(
+                  node,
+                  parser.highlightRegex,
+                  parser.highlightWords,
+                  (text) => createHighlightNode(text, parser.highlightColor),
+                );
+                if (highlighted && parser.highlightWholeMessage) {
+                  node.className += ' ChatMessage--highlighted';
+                }
               }
-            }
-            return undefined;
-          });
+            });
         }
         // Linkify text
         const linkifyNodes = node.querySelectorAll('.linkify');
diff --git a/tgui/packages/tgui-panel/settings/SettingTabs/TextHighlightSettings.tsx b/tgui/packages/tgui-panel/settings/SettingTabs/TextHighlightSettings.tsx
index f62ea6f18d5..27c48267958 100644
--- a/tgui/packages/tgui-panel/settings/SettingTabs/TextHighlightSettings.tsx
+++ b/tgui/packages/tgui-panel/settings/SettingTabs/TextHighlightSettings.tsx
@@ -1,4 +1,5 @@
 import { useAtomValue } from 'jotai';
+import { useMemo } from 'react';
 import {
   Box,
   Button,
@@ -14,7 +15,7 @@ import { settingsAtom } from '../atoms';
 import { MAX_HIGHLIGHT_SETTINGS } from '../constants';
 import { useHighlights } from '../use-highlights';
 
-export const TextHighlightSettings = (props) => {
+export function TextHighlightSettings(props) {
   const {
     highlights: { highlightSettings },
     addHighlight,
@@ -59,9 +60,25 @@ export const TextHighlightSettings = (props) => {
       </Box>
     </Section>
   );
-};
+}
 
-const TextHighlightSetting = (props) => {
+const oneCharacterRegex = /^(\[.*\]|\\.|.)$/;
+
+function extractRegex(highlight: string): string | null {
+  if (
+    highlight.charAt(0) !== '/' ||
+    highlight.charAt(highlight.length - 1) !== '/'
+  ) {
+    return null;
+  }
+  const expr = highlight.substring(1, highlight.length - 1);
+  if (oneCharacterRegex.test(expr)) {
+    return null;
+  }
+  return expr;
+}
+
+function TextHighlightSetting(props) {
   const { id, ...rest } = props;
   const {
     highlights: { highlightSettingById },
@@ -69,6 +86,7 @@ const TextHighlightSetting = (props) => {
     removeHighlight,
   } = useHighlights();
   const {
+    enabled,
     highlightColor,
     highlightText,
     blacklistText,
@@ -77,6 +95,22 @@ const TextHighlightSetting = (props) => {
     matchWord,
     matchCase,
   } = highlightSettingById[id];
+
+  const highlightRegex = useMemo(
+    () => extractRegex(highlightText),
+    [highlightText],
+  );
+
+  const isRegexValid = useMemo(() => {
+    if (!highlightRegex) return true;
+    try {
+      new RegExp(highlightRegex, 'g');
+      return true;
+    } catch {
+      return false;
+    }
+  }, [highlightRegex]);
+
   return (
     <Stack.Item {...rest}>
       <Stack mb={1} color="label" align="baseline">
@@ -104,11 +138,26 @@ const TextHighlightSetting = (props) => {
             </Button.Confirm>
           </Stack.Item>
         )}
+        <Stack.Item>
+          <Button.Checkbox
+            checked={!!enabled}
+            mr="5px"
+            onClick={() =>
+              updateHighlight({
+                id,
+                enabled: !enabled,
+              })
+            }
+          >
+            Enabled
+          </Button.Checkbox>
+        </Stack.Item>
         <Stack.Item grow />
         <Stack.Item>
           <Button.Checkbox
             checked={highlightBlacklist}
             tooltip="If this option is selected, you can blacklist senders not to highlight their messages."
+            disabled={!!highlightRegex}
             mr="5px"
             onClick={() =>
               updateHighlight({
@@ -185,6 +234,7 @@ const TextHighlightSetting = (props) => {
         height="3em"
         value={highlightText}
         placeholder="Put words to highlight here. Separate terms with commas, i.e. (term1, term2, term3)"
+        style={{ border: isRegexValid ? '' : '1px solid red' }}
         onBlur={(value) =>
           updateHighlight({
             id,
@@ -208,4 +258,4 @@ const TextHighlightSetting = (props) => {
       )}
     </Stack.Item>
   );
-};
+}
diff --git a/tgui/packages/tgui-panel/settings/atoms.ts b/tgui/packages/tgui-panel/settings/atoms.ts
index c1dca966b96..9e0f3e86b4e 100644
--- a/tgui/packages/tgui-panel/settings/atoms.ts
+++ b/tgui/packages/tgui-panel/settings/atoms.ts
@@ -46,6 +46,7 @@ export const defaultHighlightSetting: HighlightSetting = {
   highlightWholeMessage: true,
   matchWord: false,
   matchCase: false,
+  enabled: true,
 };
 
 export const defaultHighlights: HighlightState = {
diff --git a/tgui/packages/tgui-panel/settings/migration.ts b/tgui/packages/tgui-panel/settings/migration.ts
index 0340a7e1621..abc18c54772 100644
--- a/tgui/packages/tgui-panel/settings/migration.ts
+++ b/tgui/packages/tgui-panel/settings/migration.ts
@@ -60,6 +60,17 @@ function migrateHighlights(next: HighlightState): HighlightState {
       draft.highlightText ?? defaultHighlightSetting.highlightText;
   }
 
+  // Ensure that all highlights have the "enabled" var,
+  // setting it to true if it doesn't exist.
+  for (const id in draft.highlightSettingById) {
+    if (
+      draft.highlightSettingById[id] &&
+      draft.highlightSettingById[id].enabled === undefined
+    ) {
+      draft.highlightSettingById[id].enabled = true;
+    }
+  }
+
   return draft;
 }
 
diff --git a/tgui/packages/tgui-panel/settings/types.ts b/tgui/packages/tgui-panel/settings/types.ts
index 55668843804..da1dbf2b3f9 100644
--- a/tgui/packages/tgui-panel/settings/types.ts
+++ b/tgui/packages/tgui-panel/settings/types.ts
@@ -47,6 +47,7 @@ export type HighlightSetting = {
   id: string;
   matchCase: boolean;
   matchWord: boolean;
+  enabled: boolean;
 };
 
 export type HighlightState = {
diff --git a/tgui/packages/tgui/interfaces/ParticleEdit/helpers.ts b/tgui/packages/tgui/interfaces/ParticleEdit/helpers.ts
index 0728f786a8b..198b14e8dcd 100644
--- a/tgui/packages/tgui/interfaces/ParticleEdit/helpers.ts
+++ b/tgui/packages/tgui/interfaces/ParticleEdit/helpers.ts
@@ -40,14 +40,13 @@ export const setGradientSpace = (
   space: number,
 ) => {
   let found = false;
-  gradient?.map((entry) => {
+  gradient?.forEach((entry) => {
     if (typeof entry === 'object') {
       if (Object.keys(entry)[0] === 'space') {
         entry.space = space;
         found = true;
       }
     }
-    return undefined;
   });
   if (!found) {
     gradient.push({ space: space });
diff --git a/tgui/packages/tgui/interfaces/VorePanel/VoreSelectedBellyTabs/VoreContentsPanel.tsx b/tgui/packages/tgui/interfaces/VorePanel/VoreSelectedBellyTabs/VoreContentsPanel.tsx
index 1fbaa714a41..c22c6ce583c 100644
--- a/tgui/packages/tgui/interfaces/VorePanel/VoreSelectedBellyTabs/VoreContentsPanel.tsx
+++ b/tgui/packages/tgui/interfaces/VorePanel/VoreSelectedBellyTabs/VoreContentsPanel.tsx
@@ -56,18 +56,8 @@ export const VoreContentsPanel = (props: {
   }, [contents]);
 
   function bellyValueToName(value: string) {
-    const bellyName = bellyDropdownNames
-      ?.map((entry) => {
-        if (entry.value === value) {
-          return entry.displayText;
-        }
-        return undefined;
-      })
-      .filter((value) => value !== undefined);
-    if (Array.isArray(bellyName) && bellyName.length) {
-      return bellyName[0];
-    }
-    return '';
+    const entry = bellyDropdownNames?.find((entry) => entry.value === value);
+    return entry ? entry.displayText : '';
   }
 
   const contentSearch = createSearch<ContentData>(