Differences between 3.5.2 and 3.5.3: https://www.diffchecker.com/YpR7E2n8
• Added My channel button to navbar
• Added search result counts
• Added new feature: classic home page layout (shelves)
• Added new feature: Show estimates in search results
• Fixed notification bell
Differences between 3.4.7 and 3.4.8: https://www.diffchecker.com/jHDIJp1f
• Removed scrollbar showing to the right when watching video in fullscreen mode.
• Subtitle-buttons red bar when pressed is now displayed correctly when using the smaller player feature
• 7ktTube settings page title were broken and displayed 404 not found, should work properly now.