diff --git a/assets/icon-128.png b/assets/icon-128.png
new file mode 100644
index 00000000..37dfcd77
Binary files /dev/null and b/assets/icon-128.png differ
diff --git a/assets/icon-64.png b/assets/icon-64.png
new file mode 100644
index 00000000..41051fce
Binary files /dev/null and b/assets/icon-64.png differ
diff --git a/assets/logo-filled.png b/assets/logo-filled.png
index 5bf09cc2..918cf5c0 100644
Binary files a/assets/logo-filled.png and b/assets/logo-filled.png differ
diff --git a/manifest.excel.xml b/manifest.excel.xml
index bcf05f5e..5f92e0fe 100644
--- a/manifest.excel.xml
+++ b/manifest.excel.xml
@@ -10,7 +10,7 @@
   <DisplayName DefaultValue="Contoso Task Pane Add-in"/>
   <Description DefaultValue="A template to get started."/>
   <IconUrl DefaultValue="https://localhost:3000/assets/icon-32.png"/>
-  <HighResolutionIconUrl DefaultValue="https://localhost:3000/assets/icon-80.png"/>
+  <HighResolutionIconUrl DefaultValue="https://localhost:3000/assets/icon-64.png"/>
   <SupportUrl DefaultValue="https://www.contoso.com/help"/>
   <AppDomains>
     <AppDomain>https://www.contoso.com</AppDomain>
diff --git a/manifest.onenote.xml b/manifest.onenote.xml
index 75e78f45..e3a92c0f 100644
--- a/manifest.onenote.xml
+++ b/manifest.onenote.xml
@@ -10,7 +10,7 @@
   <DisplayName DefaultValue="Contoso Task Pane Add-in"/>
   <Description DefaultValue="A template to get started."/>
   <IconUrl DefaultValue="https://localhost:3000/assets/icon-32.png"/>
-  <HighResolutionIconUrl DefaultValue="https://localhost:3000/assets/icon-80.png"/>
+  <HighResolutionIconUrl DefaultValue="https://localhost:3000/assets/icon-64.png"/>
   <SupportUrl DefaultValue="https://www.contoso.com/help"/>
   <AppDomains>
     <AppDomain>https://www.contoso.com</AppDomain>
diff --git a/manifest.outlook.xml b/manifest.outlook.xml
index d7aae1c8..3f8b211a 100644
--- a/manifest.outlook.xml
+++ b/manifest.outlook.xml
@@ -9,8 +9,8 @@
   <DefaultLocale>en-US</DefaultLocale>
   <DisplayName DefaultValue="Contoso Task Pane Add-in"/>
   <Description DefaultValue="A template to get started."/>
-  <IconUrl DefaultValue="https://localhost:3000/assets/icon-32.png"/>
-  <HighResolutionIconUrl DefaultValue="https://localhost:3000/assets/icon-80.png"/>
+  <IconUrl DefaultValue="https://localhost:3000/assets/icon-64.png"/>
+  <HighResolutionIconUrl DefaultValue="https://localhost:3000/assets/icon-128.png"/>
   <SupportUrl DefaultValue="https://www.contoso.com/help"/>
   <AppDomains>
     <AppDomain>https://www.contoso.com</AppDomain>
diff --git a/manifest.powerpoint.xml b/manifest.powerpoint.xml
index 5f334823..514e56de 100644
--- a/manifest.powerpoint.xml
+++ b/manifest.powerpoint.xml
@@ -10,7 +10,7 @@
   <DisplayName DefaultValue="Contoso Task Pane Add-in"/>
   <Description DefaultValue="A template to get started."/>
   <IconUrl DefaultValue="https://localhost:3000/assets/icon-32.png"/>
-  <HighResolutionIconUrl DefaultValue="https://localhost:3000/assets/icon-80.png"/>
+  <HighResolutionIconUrl DefaultValue="https://localhost:3000/assets/icon-64.png"/>
   <SupportUrl DefaultValue="https://www.contoso.com/help"/>
   <AppDomains>
     <AppDomain>https://www.contoso.com</AppDomain>
diff --git a/manifest.project.xml b/manifest.project.xml
index 3ddb99ee..fe927eef 100644
--- a/manifest.project.xml
+++ b/manifest.project.xml
@@ -10,7 +10,7 @@
   <DisplayName DefaultValue="Contoso Task Pane Add-in"/>
   <Description DefaultValue="A template to get started."/>
   <IconUrl DefaultValue="https://localhost:3000/assets/icon-32.png"/>
-  <HighResolutionIconUrl DefaultValue="https://localhost:3000/assets/icon-80.png"/>
+  <HighResolutionIconUrl DefaultValue="https://localhost:3000/assets/icon-64.png"/>
   <SupportUrl DefaultValue="https://www.contoso.com/help"/>
   <AppDomains>
     <AppDomain>https://www.contoso.com</AppDomain>
diff --git a/manifest.word.xml b/manifest.word.xml
index 985fb7d3..b6359e29 100644
--- a/manifest.word.xml
+++ b/manifest.word.xml
@@ -10,7 +10,7 @@
   <DisplayName DefaultValue="Contoso Task Pane Add-in"/>
   <Description DefaultValue="A template to get started."/>
   <IconUrl DefaultValue="https://localhost:3000/assets/icon-32.png"/>
-  <HighResolutionIconUrl DefaultValue="https://localhost:3000/assets/icon-80.png"/>
+  <HighResolutionIconUrl DefaultValue="https://localhost:3000/assets/icon-64.png"/>
   <SupportUrl DefaultValue="https://www.contoso.com/help"/>
   <AppDomains>
     <AppDomain>https://www.contoso.com</AppDomain>
diff --git a/manifest.xml b/manifest.xml
index 442a6664..673d837e 100644
--- a/manifest.xml
+++ b/manifest.xml
@@ -10,7 +10,7 @@
   <DisplayName DefaultValue="Contoso Task Pane Add-in"/>
   <Description DefaultValue="A template to get started."/>
   <IconUrl DefaultValue="https://localhost:3000/assets/icon-32.png"/>
-  <HighResolutionIconUrl DefaultValue="https://localhost:3000/assets/icon-80.png"/>
+  <HighResolutionIconUrl DefaultValue="https://localhost:3000/assets/icon-64.png"/>
   <SupportUrl DefaultValue="https://www.contoso.com/help"/>
   <AppDomains>
     <AppDomain>https://www.contoso.com</AppDomain>
diff --git a/package-lock.json b/package-lock.json
index b518c4f4..710a6684 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9374,7 +9374,6 @@
           "resolved": "https://registry.npmjs.org/braces/-/braces-2.3.2.tgz",
           "integrity": "sha512-aNdbnj9P8PjdXU4ybaWLK2IF3jc/EoDYbC7AazW6to3TRsfXxscC9UXOB5iDiEQrkyIbWp2SLQda4+QAa7nc3w==",
           "dev": true,
-          "optional": true,
           "requires": {
             "arr-flatten": "^1.1.0",
             "array-unique": "^0.3.2",
@@ -9393,7 +9392,6 @@
               "resolved": "https://registry.npmjs.org/extend-shallow/-/extend-shallow-2.0.1.tgz",
               "integrity": "sha1-Ua99YUrZqfYQ6huvu5idaxxWiQ8=",
               "dev": true,
-              "optional": true,
               "requires": {
                 "is-extendable": "^0.1.0"
               }
@@ -9426,7 +9424,6 @@
           "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-4.0.0.tgz",
           "integrity": "sha1-1USBHUKPmOsGpj3EAtJAPDKMOPc=",
           "dev": true,
-          "optional": true,
           "requires": {
             "extend-shallow": "^2.0.1",
             "is-number": "^3.0.0",
@@ -9439,7 +9436,6 @@
               "resolved": "https://registry.npmjs.org/extend-shallow/-/extend-shallow-2.0.1.tgz",
               "integrity": "sha1-Ua99YUrZqfYQ6huvu5idaxxWiQ8=",
               "dev": true,
-              "optional": true,
               "requires": {
                 "is-extendable": "^0.1.0"
               }
@@ -9490,15 +9486,13 @@
           "version": "1.1.6",
           "resolved": "https://registry.npmjs.org/is-buffer/-/is-buffer-1.1.6.tgz",
           "integrity": "sha512-NcdALwpXkTm5Zvvbk7owOUSvVvBKDgKP5/ewfXEznmQFfs4ZRmanOeKBTjRVjka3QFoN6XJ+9F3USqfHqTaU5w==",
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "is-number": {
           "version": "3.0.0",
           "resolved": "https://registry.npmjs.org/is-number/-/is-number-3.0.0.tgz",
           "integrity": "sha1-JP1iAaR4LPUFYcgQJ2r8fRLXEZU=",
           "dev": true,
-          "optional": true,
           "requires": {
             "kind-of": "^3.0.2"
           },
@@ -9508,7 +9502,6 @@
               "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-3.2.2.tgz",
               "integrity": "sha1-MeohpzS6ubuw8yRm2JOupR5KPGQ=",
               "dev": true,
-              "optional": true,
               "requires": {
                 "is-buffer": "^1.1.5"
               }
@@ -9520,7 +9513,6 @@
           "resolved": "https://registry.npmjs.org/micromatch/-/micromatch-3.1.10.tgz",
           "integrity": "sha512-MWikgl9n9M3w+bpsY3He8L+w9eF9338xRl8IAO5viDizwSzziFEyUzo2xrrloB64ADbTf8uA8vRqqttDTOmccg==",
           "dev": true,
-          "optional": true,
           "requires": {
             "arr-diff": "^4.0.0",
             "array-unique": "^0.3.2",
@@ -9554,7 +9546,6 @@
           "resolved": "https://registry.npmjs.org/to-regex-range/-/to-regex-range-2.1.1.tgz",
           "integrity": "sha1-fIDBe53+vlmeJzZ+DU3VWQFB2zg=",
           "dev": true,
-          "optional": true,
           "requires": {
             "is-number": "^3.0.0",
             "repeat-string": "^1.6.1"
diff --git a/test/test-manifest.xml b/test/test-manifest.xml
index 10b08d76..c80c4315 100644
--- a/test/test-manifest.xml
+++ b/test/test-manifest.xml
@@ -10,7 +10,7 @@
   <DisplayName DefaultValue="Contoso Task Pane Add-in"/>
   <Description DefaultValue="A template to get started."/>
   <IconUrl DefaultValue="https://localhost:3000/assets/icon-32.png"/>
-  <HighResolutionIconUrl DefaultValue="https://localhost:3000/assets/icon-80.png"/>
+  <HighResolutionIconUrl DefaultValue="https://localhost:3000/assets/icon-64.png"/>
   <SupportUrl DefaultValue="https://www.contoso.com/help"/>
   <AppDomains>
     <AppDomain>https://www.contoso.com</AppDomain>