Tutorial Category: Blueprints

Turbo Whine and Blow-Off Valve Sounds in Unreal Engine 5

Works in Unreal Engine 5.0 to 5.8. Updated November 2026. Quick answer: keep a Boost value (0 to 1) that rises with RPM and throttle

Exhaust Pops and Backfire Sounds When You Lift Off the Throttle (UE5)

Works in Unreal Engine 5.0 to 5.8. Updated November 2026. Quick answer: in your car’s Blueprint, detect a lift-off at high RPM (throttle was above

RPM-Based Car Engine Sound in UE5: Crossfading Loops in MetaSounds

Works in Unreal Engine 5.0 to 5.8. Updated November 2026. Quick answer: play 4 to 6 loops recorded at different RPMs at once in a

How to Add Engine Sound to a Car in Unreal Engine 5 (Chaos Vehicles)

Works in Unreal Engine 5.0 to 5.8. Updated November 2026. Quick answer: make a MetaSound with one looping engine recording and a PitchShift input. Each

Weather Sounds in Unreal Engine 5: Rain, Wind and Thunder That Follow the Weather

Works in Unreal Engine 5.0 to 5.8. Updated November 2026. Quick answer: give each layer its own looping Audio Component and fade Set Volume Multiplier

How to Sync Time of Day and Weather in Multiplayer (UE5 Blueprints)

Works in Unreal Engine 5.0 to 5.8. Updated November 2026. Quick answer: replicate when the clock started, not the clock. Every machine works out Hours

How to Make a Day and Night Cycle in Unreal Engine 5 (Blueprints)

Works in Unreal Engine 5.0 to 5.8. Updated November 2026. Quick answer: set the sun to Movable with Atmosphere Sun Light ticked, then turn it

How to Make an Audio Visualizer in Unreal Engine 5 (Blueprints)

Works in Unreal Engine 5.0 to 5.8. Updated November 2026. Quick answer: analyse the sound Unreal is playing, then use the numbers to drive your

“Accessed None Trying to Read Property” in Unreal Engine 5 (Fix)

Works in Unreal Engine 5.0 to 5.8. Updated November 2026. Quick answer: a Blueprint used a variable that points to nothing (None). Unreal tells you

How to Use a MIDI Keyboard in Unreal Engine 5 (Blueprints)

Works in Unreal Engine 5. Updated October 2026. Quick answer: no plugin purchase needed. Enable MIDI Device Support in Edit > Plugins and restart. On

How to Place Actors and Meshes Along a Spline in UE5

Works in Unreal Engine 5. Updated October 2026. Quick answer: in an Actor Blueprint with a Spline and an Instanced Static Mesh component, open the

Widget Blueprint could not be loaded because it derives from an invalid class| Fix | Unreal Engine

Unreal Engine may sometimes show this error when opening a Widget Blueprint: Widget Blueprint could not be loaded because it derives from an invalid class.