WaifuPlay will make a best-effort attempt to persist your saves but unless youSign Inthey may be lost upon clearing the browser cache and will not persist between Incognito sessions.

You can always manually back up your data via theDownloadbutton in theSavestab of the WaifuPlay menu.

WaifuPlay currently only manages the first 12 save slots for each game (Quick saves and Auto saves are not synced); this limit may be increased or removed once WaifuPlay exits beta testing.

WaifuPlay will make a best-effort attempt to persist unmanaged saves but they may be lost upon clearing the browser cache and will not persist between Incognito sessions.

In the mean-time, you can overwrite one of your first 12 saves to auto-sync your new save or manually back up your data via theDownloadbutton in theSavestab of the WaifuPlay menu.