diff --git a/src/api/ContextMenu.ts b/src/api/ContextMenu.ts
index fdd4facf..fd8c7e10 100644
--- a/src/api/ContextMenu.ts
+++ b/src/api/ContextMenu.ts
@@ -90,19 +90,20 @@ export function removeGlobalContextMenuPatch(patch: GlobalContextMenuPatchCallba
  * A helper function for finding the children array of a group nested inside a context menu based on the id(s) of its children
  * @param id The id of the child. If an array is specified, all ids will be tried
  * @param children The context menu children
+ * @param matchSubstring Whether to check if the id is a substring of the child id
  */
-export function findGroupChildrenByChildId(id: string | string[], children: Array<ReactElement | null>): Array<ReactElement | null> | null {
+export function findGroupChildrenByChildId(id: string | string[], children: Array<ReactElement | null | undefined>, matchSubstring = false): Array<ReactElement | null | undefined> | null {
     for (const child of children) {
         if (child == null) continue;
 
         if (Array.isArray(child)) {
-            const found = findGroupChildrenByChildId(id, child);
+            const found = findGroupChildrenByChildId(id, child, matchSubstring);
             if (found !== null) return found;
         }
 
         if (
-            (Array.isArray(id) && id.some(id => child.props?.id === id))
-            || child.props?.id === id
+            (Array.isArray(id) && id.some(id => matchSubstring ? child.props?.id?.includes(id) : child.props?.id === id))
+                || matchSubstring ? child.props?.id?.includes(id) : child.props?.id === id
         ) return children;
 
         let nextChildren = child.props?.children;
@@ -112,7 +113,7 @@ export function findGroupChildrenByChildId(id: string | string[], children: Arra
                 child.props.children = nextChildren;
             }
 
-            const found = findGroupChildrenByChildId(id, nextChildren);
+            const found = findGroupChildrenByChildId(id, nextChildren, matchSubstring);
             if (found !== null) return found;
         }
     }
diff --git a/src/plugins/fullSearchContext/index.tsx b/src/plugins/fullSearchContext/index.tsx
index 158612c6..193e69f1 100644
--- a/src/plugins/fullSearchContext/index.tsx
+++ b/src/plugins/fullSearchContext/index.tsx
@@ -16,16 +16,25 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
+import { findGroupChildrenByChildId, NavContextMenuPatchCallback } from "@api/ContextMenu";
 import { migratePluginSettings } from "@api/Settings";
 import { Devs } from "@utils/constants";
+import { NoopComponent } from "@utils/react";
 import definePlugin from "@utils/types";
-import { findByPropsLazy } from "@webpack";
+import { filters, findByPropsLazy, waitFor } from "@webpack";
 import { ChannelStore, ContextMenuApi, i18n, UserStore } from "@webpack/common";
 import { Message } from "discord-types/general";
-import type { MouseEvent } from "react";
 
 const { useMessageMenu } = findByPropsLazy("useMessageMenu");
 
+interface CopyIdMenuItemProps {
+    id: string;
+    label: string;
+}
+
+let CopyIdMenuItem: (props: CopyIdMenuItemProps) => React.ReactElement | null = NoopComponent;
+waitFor(filters.componentByCode('"devmode-copy-id-".concat'), m => CopyIdMenuItem = m);
+
 function MessageMenu({ message, channel, onHeightUpdate }) {
     const canReport = message.author &&
         !(message.author.id === UserStore.getCurrentUser().id || message.author.system);
@@ -48,9 +57,25 @@ function MessageMenu({ message, channel, onHeightUpdate }) {
         itemSrc: void 0,
         itemSafeSrc: void 0,
         itemTextContent: void 0,
+
+        isFullSearchContextMenu: true
     });
 }
 
+interface MessageActionsProps {
+    message: Message;
+    isFullSearchContextMenu?: boolean;
+}
+
+const contextMenuPatch: NavContextMenuPatchCallback = (children, props: MessageActionsProps) => {
+    if (props?.isFullSearchContextMenu == null) return;
+
+    const group = findGroupChildrenByChildId("devmode-copy-id", children, true);
+    group?.push(
+        CopyIdMenuItem({ id: props.message.author.id, label: i18n.Messages.COPY_ID_AUTHOR })
+    );
+};
+
 migratePluginSettings("FullSearchContext", "SearchReply");
 export default definePlugin({
     name: "FullSearchContext",
@@ -65,7 +90,7 @@ export default definePlugin({
         }
     }],
 
-    handleContextMenu(event: MouseEvent, message: Message) {
+    handleContextMenu(event: React.MouseEvent, message: Message) {
         const channel = ChannelStore.getChannel(message.channel_id);
         if (!channel) return;
 
@@ -78,5 +103,9 @@ export default definePlugin({
                 onHeightUpdate={contextMenuProps.onHeightUpdate}
             />
         );
+    },
+
+    contextMenus: {
+        "message-actions": contextMenuPatch
     }
 });