Do you have any items checked in the F4 debug options "always" tab?

Factorio is heavily dependent on memory speed and latency. Do you and your friend have the same motherboard, memory, and BIOS settings? Do you both have discrete graphics cards?


Only fps is shown always.
Memory is both 32GB ...

I am playing in a multiplayer world with 2 friends, and I have much worse performance then they have.
I know I can alter game speed, but I would prefer not to for obvious reasons.

The reason why I believe there is something wrong is because I have the same CPU (R7 5800x) as my friend,
yet he can ...

If you have steam cloud enabled, disable it first.
Then, navigate to your save file location

On windows, it's "%appdata%\factorio\saves"
On linux, it's (probably) "~/.factorio/saves"


Then, find your world save, it's name should be "<name-of-your-world>.zip".
Unzip it with a new folder name ...

When attempting to load a years-long save file without mods after the space age update, I encountered this error when loading and fixing
The scenario level caused a non-recoverable error.
Please report this error to the scenario author.

Error while running event level::on_configuration_changed ...