%USERPROFILE%\AppData\LocalLow\IronGate\Valheim\Player.log %USERPROFILE%\AppData\LocalLow\IronGate\Valheim\Player-prev.log %USERPROFILE%\AppData\Local\Temp\IronGate\Valheim\Crashes\Crash_*\*.log (<- only if VH crashed) ...\Steam\SteamApps\common\Valheim\BepInEx\LogOutput.log (<- if applicable)