Mouse sensitivity unstable

Summary

In UEFN when holding right mouse to change direction, the mouse sensitivity very unstable

Please select what you are reporting on:

Unreal Editor for Fortnite

What Type of Bug are you experiencing?

Other

Steps to Reproduce

In UEFN when holding right mouse to change direction, the mouse sensitivity changes initially or when changing direction left/right or up/down. Sensitivity is half for 0.25 seconds, then double for 0.25 seconds and then normal until changing direction. (Ryzen system)

Temporal solution is to change editor setting [Legacy Gizmo / Enable Legacy] to TRUE

Expected Result

Linear mouse sensitivity

Observed Result

Unstable mouse sensitivity (And mouse-arm starting to hurt)

Platform(s)

Windows 11 / Ryzen / AMD Videocard

Island Code

None

Additional Notes

It looks like mouse coordintes are buffered shortly and released to quickly later. :-/

My mouse settings … hight sensitiveity with no mouse acceleration enabled

VitaliyKrysin/SmoothViewportNav: Fix for UE 5.8 viewport camera rotation jitter (new gizmos kept enabled)