The TopDownCharacter blueprint in the Top Down template has a comment with a typo: "Reset HMD orientatino and position" ...
Light Complexity view mode is quite different from document. https://docs.unrealengine.com/latest/INT/Engine/UI/LevelEditor/Viewports/ViewModes/index.html#lightcomplexity ...
See https://answers.unrealengine.com/questions/853450/417-lighting-build-fails.html ...
https://udn.unrealengine.com/questions/564376/flickering-decals-on-mac-in-mobile-preview.html ...
https://udn.unrealengine.com/questions/568577/macos-rendering-artifacts-on-intel-graphics.html ...
May be a duplicate of this bug, which was closed due to no repro:https://jira.ol.epicgames.net/browse/UE-10978 ...
Requested in https://udn.unrealengine.com/s/question/0D5QP000006g7Px0AI/auto-exposure-various Previously discussed in https://udn.unrealengine.com/s/question/0D52L00004vKeNJSA0/blending-postproce ...
See UDN https://udn.unrealengine.com/questions/473245/attachcomponent-is-not-replicated-correctly-if-re.html ...
Although it is a scene with little cost, the value of Draw value syncs to the value of Frame value on iOS device. If it is less than 60 fps with t.maxfps 30 etc., this problem will not occur. Proj ...
See UDN (https://udn.unrealengine.com/questions/573845/setcollisionenabled-on-skeletal-mesh-ragdoll-requi.html) ...