Match the symptom and platform

ScopeListed issue
Multiplayer clientDesynchronisation and occasional interaction problems
XboxInventory can clear after fast travel
Xbox Series SCrashes in memory-intensive situations, including heavily populated lodge dioramas
PCThe FSR antialiasing selection may not take effect
SnowRendering issues and signs hidden by snow
EquipmentSome ammo values are inaccurate; accuracy is missing for slugs, bolts and arrows

Use only the matching official workaround

For the specific PC FSR selection issue, the developer suggests switching to TSR before selecting FSR again. This is not a general low-FPS fix. Some multiplayer interaction issues have a reconnect workaround, but other listed problems have no confirmed solution in the source.

Do not delete saves to troubleshoot an unrelated problem. Record your platform, installed build and the exact symptom when reporting it through the official bug database.