diff --git a/manifests/m/Mozilla/Thunderbird/78.10.0/Mozilla.Thunderbird.yaml b/manifests/m/Mozilla/Thunderbird/78.10.0/Mozilla.Thunderbird.yaml
new file mode 100644
index 000000000..1e51071b3
--- /dev/null
+++ b/manifests/m/Mozilla/Thunderbird/78.10.0/Mozilla.Thunderbird.yaml
@@ -0,0 +1,26 @@
+# yaml-language-server: $schema=https://aka.ms/winget-manifest.singleton.1.0.0.schema.json
+PackageIdentifier: Mozilla.Thunderbird
+PackageVersion: 78.10.0
+PackageName: Thunderbird
+Publisher: Mozilla
+Moniker: thunderbird
+Tags:
+- thunderbird
+- email
+- eMail
+- E-mail
+- email Client
+ShortDescription: Thunderbird is a free email application that’s easy to set up and customize!
+PackageUrl: https://www.thunderbird.net
+License: Mozilla Public License Version 2.0
+LicenseUrl: https://www.mozilla.org/en-US/MPL/2.0/
+Installers:
+- Architecture: x64
+  InstallerUrl: https://download-installer.cdn.mozilla.net/pub/thunderbird/releases/78.10.0/win64/en-US/Thunderbird%20Setup%2078.10.0.msi
+  InstallerSha256: 30E06E0658816434674453EB164A0810C2BDAECA52F0A820312F2AEB4BE81DD1
+  InstallerType: msi
+  InstallerLocale: en-US
+PackageLocale: en-US
+ManifestType: singleton
+ManifestVersion: 1.0.0
+