Packaged Android file sizes have increased dramatically

Multiple users on AnswerHub and forums have reported seeing very large increases on their packaged Android projects. One user reported being unable to get the Tappy project itself down to less than 50mb:

https://answers.unrealengine.com/questions/155933/size-apk-is-too-big-tappychicken-project.html

Because the problems vary, I have included a number of user reports:

https://forums.unrealengine.com/showthread.php?61132-Difference-in-Cooked-Packaged-and-Installed-File-Sizes

https://answers.unrealengine.com/questions/173489/how-to-optimization-android-packages-size.html

https://answers.unrealengine.com/questions/70842/why-are-android-file-sizes-so-big.html

Fix UE-51650

i have this problem UE4CC-Windows-58DC12AF4B97F057BD108FBFF569B2E9_0000

Delay nodes occasionally don't fire the "Completed" output in a nativized build

Undefined sysmbol: typeinfo for AActor when cross-compile linux dedicated server on windows

I am not able to find world outliner how to enable it?

An error occurred while trying to generate project files !?

I've been trying to follow demo for Unreal 4 where you create office but my unreal blanks out and crashes every time I try after I'm a few videos in everytime. It gives me a large error list everytime

I've been trying to follow the demo for Unreal 4 where you create the office but my unreal blanks out and crashes every time I try after I'm a few videos in everytime. It gives me a large error list everytime

I can't open my map from the editor.

Crash Show Floor and not equal to View grid