Hello Neighbor Mod Kit Stuck At 45

The most authoritative solution from the community is a full reinstall of both the Mod Kit and the Unreal Engine component that supports it.

: Systems without a dedicated GPU or with less than 8GB of RAM may struggle to complete this process at all.

Unreal Engine 4 relies heavily on your GPU drivers to handle shader compilation. If your drivers are outdated—or if a recent update introduced a bug—the editor can freeze indefinitely at 45%. hello neighbor mod kit stuck at 45

When launching the via the Epic Games Launcher, getting stuck at 45% on the initialization screen is the most common issue creators face.

Unreal Engine 4 is a heavy development environment. If your computer relies solely on integrated graphics (common in non-gaming laptops) instead of a dedicated graphics card (like NVIDIA or AMD), the editor may genuinely fail to load past this point. The most authoritative solution from the community is

For a visual explanation of why Unreal Engine projects often stall during the loading process: 03:42 Unreal Engine 100% CPU use, STUCK at 39, 45, 75, 95% FIX Luciano Jacomeli YouTube• Jan 29, 2022

Troubleshooting Guide: Hello Neighbor Mod Kit Stuck at 45% Loading If your drivers are outdated—or if a recent

If waiting doesn't work or takes an unreasonable amount of time, you may need to disable the shader compilation, which can sometimes stall the process if not configured correctly.

If the problem occurs when trying to open a specific map you are working on, the issue might be isolated to that single file rather than the entire Mod Kit. A corrupted asset or blueprint within your level can cause the load to hang.