Elden Ring Save Backup Tool – Seamless Co-op
This utility automatically launches the seamless co-op mod and backs up your save file every thirty minutes.
You can change the settings to support only the Seamless Co-op mod saves, or the vanilla game saves, or both.
You can set how many save backups to rotate, the default is 5.
You can also specify what duration to wait between backups.
Usage
Please extract to the \Game folder inside the base Elden Ring directory.
Leave the powershell window up in the background while playing for your saves to automatically back up.
The tool settings can be modified by editing the EldenRingSaveBackupTool.ps1 file.