• Print file thumbnails showing placeholder icons instead of actual images
• Use-after-free crashes in async callbacks and observer guards (#704-#708)
• Background-thread lifetime callbacks using unsafe this pointer (#707)
• Deferred UI callbacks crashing when container layout is pending (#711)
• Sound settings not visible until hardware discovery completes
• Ghost taps after scrolling on capacitive touchscreens
• Snapmaker U1 installer referencing nonexistent init script
• Junk directories created in working directory from corrupted HOME environment
• CI release artifacts duplicated across platform prefixes