There are 3 pieces left to really finish this up: 1. Bug 1767967 - Support earlier versions of Windows 10 2. Bug 1764290 - Migrate existing users who have Firefox set as their default PDF viewer to the new PDF ProgID 3. Bug 1762172 - bring the new PDF iconography and copy to MSIX packages
Bug 1761505 Comment 8 Edit History
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There are 3 pieces left to really finish this up: 1. Bug 1767967 - Support earlier versions of Windows 10 2. Bug 1764290 - Migrate existing users who have Firefox set as their default PDF viewer to the new PDF ProgID 3. Bug 1762172 - Bring the new PDF iconography and copy to MSIX packages