: The first time you open the kit, it must compile thousands of shaders. Subsequent launches will be much faster.
Press Ctrl + Shift + Esc to open Task Manager. Look for the Hello Neighbor Mod Kit or UE4Editor.exe .
Assuming you mean the Hello Neighbor Mod Kit installation or upload progress stuck at 45% (or the mod itself stuck in-game at 45%), try these steps in order: hello neighbor mod kit stuck at 45
: Computers without a dedicated GPU often fail to load the editor entirely.
A broken shader file can stop the compilation process entirely. Deleting the cache forces the engine to rebuild it. Navigate to the folder where you installed the mod kit. Locate \Engine\DerivedDataCache . : The first time you open the kit,
Go to the tab in the new window and click Change under Virtual Memory .
Depending on your computer's speed, this can take anywhere from . Look for the Hello Neighbor Mod Kit or UE4Editor
The Mod Kit is older and sometimes fights with Windows 10/11 security permissions.
If these steps don't resolve your issue, it might be a more specific problem related to your system configuration or a bug within the Mod Kit itself. In that case, reaching out to the mod creators or the community for more targeted advice is your best bet.
In almost every case, being stuck at 45% is ; it is the Unreal Engine compiling shaders in the background.
A user from a Russian forum discovered a simple configuration tweak that has helped some users bypass this issue. This involves adding a specific line to the engine's configuration file, which can resolve conflicts with post-processing effects that cause the loading to hang.