diff --git a/ui/src/lib/utils.ts b/ui/src/lib/utils.ts
index 498d0b35..21859925 100644
--- a/ui/src/lib/utils.ts
+++ b/ui/src/lib/utils.ts
@@ -9,7 +9,14 @@ import { platform } from "@tauri-apps/plugin-os";
 import { setModeCurrent } from "@skeletonlabs/skeleton";
 import { open } from "@tauri-apps/plugin-shell";
 import linkifyStr from "linkify-string";
+import { writeText } from "@tauri-apps/plugin-clipboard-manager";
 
+/**
+ * Sanitize user-inputted HTML before we render it to prevent XSS attacks
+ *
+ * @param html
+ * @returns
+ */
 export function sanitizeHTML(html: string) {
   return DOMPurify.sanitize(html);
 }
@@ -29,38 +36,41 @@ export const linkify = (text: string): string =>
     target: "_blank",
   });
 
-export async function shareText(text: string | Promise<string>) {
-  if (typeof text === "string") {
-    if (text && text.trim().length > 0) {
-      return sharesheetShareText(text);
-    }
-  } else {
-    const t = await text;
-    return sharesheetShareText(t);
-  }
+/**
+ * Share text via sharesheet
+ *
+ * @param text
+ * @returns
+ */
+export function shareText(text: string): Promise<void> {
+  if (!isMobile()) throw Error("Sharesheet is only supported on mobile");
+
+  const normalized = text.trim();
+  if (normalized.length === 0) throw Error("Text is empty");
+
+  return sharesheetShareText(normalized);
 }
 
-export async function copyToClipboard(text: string | Promise<string>) {
-  if (typeof text === "string") {
-    if (text && text.trim().length > 0) {
-      console.log("Copying to clipboard", text);
-      return navigator.clipboard.writeText(text);
-    }
-  } else {
-    const t = await text;
-    console.log("Copying to clipboard", text);
-
-    if (typeof ClipboardItem && navigator.clipboard.write) {
-      const item = new ClipboardItem({
-        "text/plain": new Blob([t], { type: "text/plain" }),
-      });
-      return navigator.clipboard.write([item]);
-    } else {
-      return navigator.clipboard.writeText(t);
-    }
-  }
+/**
+ * Copy text to clipboard
+ *
+ * @param text
+ * @returns
+ */
+export function copyToClipboard(text: string): Promise<void> {
+  const normalized = text.trim();
+  if (normalized.length === 0) throw Error("Text is empty");
+
+  return writeText(text);
 }
 
+/**
+ * Send a system notification
+ * If permissions have not been granted for sending notifications, request them.
+ *
+ * @param title
+ * @param body
+ */
 export async function enqueueNotification(title: string, body: string) {
   try {
     const hasPermission = await isPermissionGranted();
@@ -75,11 +85,22 @@ export async function enqueueNotification(title: string, body: string) {
   }
 }
 
+/**
+ * Is app running on mobile?
+ *
+ * @returns
+ */
 export function isMobile(): boolean {
   const val = platform();
   return val === "android" || val === "ios";
 }
 
+/**
+ * Convert file to data url
+ *
+ * @param file
+ * @returns
+ */
 export async function fileToDataUrl(file: File): Promise<string> {
   const reader = new FileReader();
   reader.readAsDataURL(file);
@@ -98,8 +119,6 @@ export async function fileToDataUrl(file: File): Promise<string> {
   });
 }
 
-// To change from light mode to dark mode based on system settings
-// XXX: not using the built in skeleton autoModeWatcher() because it doesn't set modeCurrent in JS which we use
 function setLightDarkMode(value: boolean) {
   const elemHtmlClasses = document.documentElement.classList;
   const classDark = `dark`;
@@ -109,6 +128,12 @@ function setLightDarkMode(value: boolean) {
   setModeCurrent(value);
 }
 
+/**
+ * Toggle dark mode to mirror system settings.
+ * We are not using skeleton's autoModeWatcher() because it doesn't update modeCurrent.
+ * @param value
+ */
+
 export function initLightDarkModeSwitcher() {
   const mql = window.matchMedia("(prefers-color-scheme: light)");
 
@@ -137,6 +162,12 @@ export function handleLinkClick(e: MouseEvent) {
   open(anchor.getAttribute("href") as string);
 }
 
+/**
+ * Convert a base64 encoded data URI to a Uint8Array of the decoded bytes.
+ *
+ * @param dataURI
+ * @returns
+ */
 export function convertDataURIToUint8Array(dataURI: string): Uint8Array {
   const BASE64_MARKER = ";base64,";
   const base64Index = dataURI.indexOf(BASE64_MARKER) + BASE64_MARKER.length;
diff --git a/ui/src/routes/contacts/ContactEditor.svelte b/ui/src/routes/contacts/ContactEditor.svelte
index 8a311e35..44af7f2e 100644
--- a/ui/src/routes/contacts/ContactEditor.svelte
+++ b/ui/src/routes/contacts/ContactEditor.svelte
@@ -209,10 +209,9 @@
         <button
           on:click={async () => {
             try {
-              if (contact?.publicKeyB64) {
-                await copyToClipboard(contact.publicKeyB64);
-                toast.success(`${$t("common.copy_success")}`);
-              }
+              if (!contact?.publicKeyB64) throw new Error("Contact Public Key not found");
+              await copyToClipboard(contact.publicKeyB64);
+              toast.success(`${$t("common.copy_success")}`);
             } catch (e) {
               toast.error(`${$t("common.copy_error")}: ${e.message}`);
             }
@@ -221,7 +220,16 @@
           <SvgIcon icon="copy" size="20" color="%23999" />
         </button>
         {#if isMobile()}
-          <button on:click={() => contact?.publicKeyB64 && shareText(contact.publicKeyB64)}>
+          <button
+            on:click={async () => {
+              try {
+                if (!contact?.publicKeyB64) throw new Error("Contact Pub Key not found");
+                await shareText(contact.publicKeyB64);
+              } catch (e) {
+                toast.error(`${$t("common.share_code_error")}: ${e.message}`);
+              }
+            }}
+          >
             <SvgIcon icon="share" size="20" color="%23999" />
           </button>
         {/if}
@@ -242,10 +250,18 @@
         <div class="flex justify-center">
           <Button
             moreClasses="bg-surface-100 text-sm text-secondary-500 dark:text-tertiary-100 font-bold dark:bg-secondary-900"
-            on:click={() =>
-              copyToClipboard(
-                contact?.privateConversation?.inviteCodeForAgent(contact?.publicKeyB64) || "",
-              )}
+            on:click={async () => {
+              try {
+                const inviteCode = await contact?.privateConversation?.inviteCodeForAgent(
+                  contact?.publicKeyB64,
+                );
+                if (!inviteCode) throw new Error("Failed to generate invite code");
+                await copyToClipboard(inviteCode);
+                toast.success(`${$t("common.copy_success")}`);
+              } catch (e) {
+                toast.error(`${$t("common.copy_error")}: ${e.message}`);
+              }
+            }}
           >
             <SvgIcon icon="copy" size="20" color="%23FD3524" moreClasses="mr-2" />
             {$t("contacts.copy_invite_code")}
@@ -253,10 +269,17 @@
           {#if isMobile()}
             <Button
               moreClasses="bg-surface-100 text-sm text-secondary-500 dark:text-tertiary-100 font-bold dark:bg-secondary-900"
-              on:click={() =>
-                shareText(
-                  contact?.privateConversation?.inviteCodeForAgent(contact?.publicKeyB64) || "",
-                )}
+              on:click={async () => {
+                try {
+                  const inviteCode = await contact?.privateConversation?.inviteCodeForAgent(
+                    contact?.publicKeyB64,
+                  );
+                  if (!inviteCode) throw new Error("Failed to generate invite code");
+                  await shareText(inviteCode);
+                } catch (e) {
+                  toast.error(`${$t("common.share_code_error")}: ${e.message}`);
+                }
+              }}
             >
               <SvgIcon icon="copy" size="20" color="%23FD3524" moreClasses="mr-2" />
               <strong>{$t("contacts.share_invite_code")}</strong>
diff --git a/ui/src/routes/conversations/[id]/+page.svelte b/ui/src/routes/conversations/[id]/+page.svelte
index 78b4db0c..f3cb4578 100644
--- a/ui/src/routes/conversations/[id]/+page.svelte
+++ b/ui/src/routes/conversations/[id]/+page.svelte
@@ -424,9 +424,10 @@
                     moreClasses="bg-surface-100 text-sm text-secondary-500 dark:text-tertiary-100 font-bold dark:bg-secondary-900"
                     on:click={async () => {
                       try {
-                        const inviteCode = conversation.inviteCodeForAgent(
+                        const inviteCode = await conversation.inviteCodeForAgent(
                           conversation.allMembers[0]?.publicKeyB64,
                         );
+                        if (!inviteCode) throw new Error("Failed to generate invite code");
                         await copyToClipboard(inviteCode);
                         toast.success(`${$t("common.copy_success")}`);
                       } catch (e) {
@@ -440,10 +441,16 @@
                   {#if isMobile()}
                     <Button
                       moreClasses="bg-surface-100 text-sm text-secondary-500 dark:text-tertiary-100 font-bold dark:bg-secondary-900"
-                      on:click={() => {
-                        shareText(
-                          conversation.inviteCodeForAgent(conversation.allMembers[0]?.publicKeyB64),
-                        );
+                      on:click={async () => {
+                        try {
+                          const inviteCode = await conversation.inviteCodeForAgent(
+                            conversation.allMembers[0]?.publicKeyB64,
+                          );
+                          if (!inviteCode) throw new Error("Failed to generate invite code");
+                          await shareText(inviteCode);
+                        } catch (e) {
+                          toast.error(`${$t("common.share_code_error")}: ${e.message}`);
+                        }
                       }}
                     >
                       <SvgIcon icon="share" size="20" color="%23FD3524" moreClasses="mr-2" />
@@ -485,7 +492,13 @@
             </Button>
             {#if isMobile()}
               <Button
-                on:click={() => shareText(conversation.publicInviteCode)}
+                on:click={async () => {
+                  try {
+                    await shareText(conversation.publicInviteCode);
+                  } catch (e) {
+                    toast.error(`${$t("common.share_code_error")}: ${e.message}`);
+                  }
+                }}
                 moreClasses="w-64 justify-center variant-filled-tertiary"
               >
                 <SvgIcon icon="share" size="18" color="%23FD3524" />
diff --git a/ui/src/routes/conversations/[id]/details/+page.svelte b/ui/src/routes/conversations/[id]/details/+page.svelte
index 9e762d11..393ef780 100644
--- a/ui/src/routes/conversations/[id]/details/+page.svelte
+++ b/ui/src/routes/conversations/[id]/details/+page.svelte
@@ -208,7 +208,13 @@
             {#if isMobile()}
               <button
                 class="bg-surface-500 text-secondary-500 mr-1 flex items-center justify-center rounded-full px-2 py-2 text-xs font-bold"
-                on:click={() => shareText(conversation.publicInviteCode)}
+                on:click={async () => {
+                  try {
+                    await shareText(conversation.publicInviteCode);
+                  } catch (e) {
+                    toast.error(`${$t("common.share_code_error")}: ${e.message}`);
+                  }
+                }}
               >
                 <SvgIcon icon="share" size="14" color="%23FD3524" moreClasses="mr-1" />
               </button>
@@ -232,7 +238,8 @@
                 class="variant-filled-tertiary flex items-center justify-center rounded-2xl p-2 px-3 text-sm font-bold"
                 on:click={async () => {
                   try {
-                    await copyToClipboard(conversation.inviteCodeForAgent(contact.publicKeyB64));
+                    const inviteCode = await conversation.inviteCodeForAgent(contact.publicKeyB64);
+                    await copyToClipboard(inviteCode);
                     toast.success(`${$t("common.copy_success")}`);
                   } catch (e) {
                     toast.error(`${$t("common.copy_error")}: ${e.message}`);
@@ -245,7 +252,17 @@
               {#if isMobile()}
                 <button
                   class="variant-filled-tertiary flex items-center justify-center rounded-2xl p-2 px-3 text-sm font-bold"
-                  on:click={() => shareText(conversation.inviteCodeForAgent(contact.publicKeyB64))}
+                  on:click={async () => {
+                    try {
+                      const inviteCode = await conversation.inviteCodeForAgent(
+                        contact.publicKeyB64,
+                      );
+                      if (!inviteCode) throw new Error("Failed to generate invite code");
+                      await shareText(inviteCode);
+                    } catch (e) {
+                      toast.error(`${$t("common.share_code_error")}: ${e.message}`);
+                    }
+                  }}
                 >
                   <SvgIcon icon="share" size="18" color="%23FD3524" moreClasses="mr-2" />
                 </button>
diff --git a/ui/src/routes/conversations/[id]/invite/+page.svelte b/ui/src/routes/conversations/[id]/invite/+page.svelte
index 5505d4e5..da788f30 100644
--- a/ui/src/routes/conversations/[id]/invite/+page.svelte
+++ b/ui/src/routes/conversations/[id]/invite/+page.svelte
@@ -105,7 +105,16 @@
         >
       </Button>
       {#if isMobile()}
-        <Button on:click={() => shareText(conversation.publicInviteCode)} moreClasses="w-64">
+        <Button
+          on:click={async () => {
+            try {
+              await shareText(conversation.publicInviteCode);
+            } catch (e) {
+              toast.error(`${$t("common.share_code_error")}: ${e.message}`);
+            }
+          }}
+          moreClasses="w-64"
+        >
           <p class="w-64 overflow-hidden text-ellipsis text-nowrap">
             {conversation.publicInviteCode}
           </p>