diff --git a/manifests/m/Mozilla/Thunderbird/Beta/118.0b6/Mozilla.Thunderbird.Beta.installer.yaml b/manifests/m/Mozilla/Thunderbird/Beta/118.0b6/Mozilla.Thunderbird.Beta.installer.yaml
deleted file mode 100644
index 9a4f58b52b590..0000000000000
--- a/manifests/m/Mozilla/Thunderbird/Beta/118.0b6/Mozilla.Thunderbird.Beta.installer.yaml
+++ /dev/null
@@ -1,68 +0,0 @@
-PackageIdentifier: Mozilla.Thunderbird.Beta
-PackageVersion: 118.0b6
-UpgradeBehavior: install
-Protocols:
-- http
-- https
-Commands:
-- thunderbird
-FileExtensions:
-- csv
-- eml
-- ldif
-- xpi
-Installers:
-- InstallerLocale: en-GB
-  Architecture: x86
-  InstallerType: exe
-  InstallerUrl: https://download-installer.cdn.mozilla.net/pub/thunderbird/releases/118.0b6/win32/en-GB/Thunderbird%20Setup%20118.0b6.exe
-  InstallerSha256: dc38c8a058943b0171a833f86250abaca3d8b3bcc231bc84140ed1fa5d5c71f9
-  InstallerSwitches:
-    Silent: /S
-    SilentWithProgress: /S
-- InstallerLocale: en-GB
-  Architecture: x86
-  InstallerType: wix
-  InstallerUrl: https://download-installer.cdn.mozilla.net/pub/thunderbird/releases/118.0b6/win32/en-GB/Thunderbird%20Setup%20118.0b6.msi
-  InstallerSha256: d0bb75fdd38496eafa000dbb078950dbd3af57e2ccbd3eba92940f53ed994be4
-- InstallerLocale: en-US
-  Architecture: x86
-  InstallerType: exe
-  InstallerUrl: https://download-installer.cdn.mozilla.net/pub/thunderbird/releases/118.0b6/win32/en-US/Thunderbird%20Setup%20118.0b6.exe
-  InstallerSha256: e546edde255ce41e14c09efa155267551fb268e1985a40e60c8f75ae93cb5ace
-  InstallerSwitches:
-    Silent: /S
-    SilentWithProgress: /S
-- InstallerLocale: en-US
-  Architecture: x86
-  InstallerType: wix
-  InstallerUrl: https://download-installer.cdn.mozilla.net/pub/thunderbird/releases/118.0b6/win32/en-US/Thunderbird%20Setup%20118.0b6.msi
-  InstallerSha256: 8ef874e9771451fb144800525d66a147b437ab9d18041182429fe4d8bf7cf7de
-- InstallerLocale: en-GB
-  Architecture: x64
-  InstallerType: exe
-  InstallerUrl: https://download-installer.cdn.mozilla.net/pub/thunderbird/releases/118.0b6/win64/en-GB/Thunderbird%20Setup%20118.0b6.exe
-  InstallerSha256: 04879bc40cf7291b4c3c46dfbe8ccb26b6a05aab3ce102dd1fd26c8ea50e4fc2
-  InstallerSwitches:
-    Silent: /S
-    SilentWithProgress: /S
-- InstallerLocale: en-GB
-  Architecture: x64
-  InstallerType: wix
-  InstallerUrl: https://download-installer.cdn.mozilla.net/pub/thunderbird/releases/118.0b6/win64/en-GB/Thunderbird%20Setup%20118.0b6.msi
-  InstallerSha256: af0f3b54adc9a67a151018a3cf35b176a66c399422ab0a6fc8a8bb47fe172cc3
-- InstallerLocale: en-US
-  Architecture: x64
-  InstallerType: exe
-  InstallerUrl: https://download-installer.cdn.mozilla.net/pub/thunderbird/releases/118.0b6/win64/en-US/Thunderbird%20Setup%20118.0b6.exe
-  InstallerSha256: f7819c55915ad398eddbdb8a6d65b43312fbfa61c8549a94bc6005be10216ee7
-  InstallerSwitches:
-    Silent: /S
-    SilentWithProgress: /S
-- InstallerLocale: en-US
-  Architecture: x64
-  InstallerType: wix
-  InstallerUrl: https://download-installer.cdn.mozilla.net/pub/thunderbird/releases/118.0b6/win64/en-US/Thunderbird%20Setup%20118.0b6.msi
-  InstallerSha256: 7855a1326c1c2058254ba3b79d0c0867d50d62bbaf8accbc8d023999ef000303
-ManifestType: installer
-ManifestVersion: 1.5.0
diff --git a/manifests/m/Mozilla/Thunderbird/Beta/118.0b6/Mozilla.Thunderbird.Beta.locale.en-US.yaml b/manifests/m/Mozilla/Thunderbird/Beta/118.0b6/Mozilla.Thunderbird.Beta.locale.en-US.yaml
deleted file mode 100644
index 230fd3e10a085..0000000000000
--- a/manifests/m/Mozilla/Thunderbird/Beta/118.0b6/Mozilla.Thunderbird.Beta.locale.en-US.yaml
+++ /dev/null
@@ -1,22 +0,0 @@
-PackageIdentifier: Mozilla.Thunderbird.Beta
-PackageVersion: 118.0b6
-PackageLocale: en-US
-Publisher: Mozilla
-PublisherUrl: https://www.mozilla.org/en-US
-PublisherSupportUrl: https://support.mozilla.org/en-US
-PrivacyUrl: https://www.mozilla.org/en-US/privacy/thunderbird
-Author: Mozilla Foundation
-PackageName: Mozilla Thunderbird Beta
-PackageUrl: https://www.thunderbird.net
-License: Mozilla Public License Version 2.0
-LicenseUrl: https://www.mozilla.org/en-US/MPL/2.0
-CopyrightUrl: https://www.mozilla.org/en-US/MPL/2.0
-ShortDescription: Thunderbird is a free email application that's easy to set up and customize!
-Tags:
-- cross-platform
-- email
-- email-client
-- foss
-- mail
-ManifestType: defaultLocale
-ManifestVersion: 1.5.0
\ No newline at end of file
diff --git a/manifests/m/Mozilla/Thunderbird/Beta/118.0b6/Mozilla.Thunderbird.Beta.yaml b/manifests/m/Mozilla/Thunderbird/Beta/118.0b6/Mozilla.Thunderbird.Beta.yaml
deleted file mode 100644
index d4a4ea2ded576..0000000000000
--- a/manifests/m/Mozilla/Thunderbird/Beta/118.0b6/Mozilla.Thunderbird.Beta.yaml
+++ /dev/null
@@ -1,5 +0,0 @@
-PackageIdentifier: Mozilla.Thunderbird.Beta
-PackageVersion: 118.0b6
-DefaultLocale: en-US
-ManifestType: version
-ManifestVersion: 1.5.0
\ No newline at end of file