Junk Store Help — Steam Deck Non-Steam Gaming Help Hub

FAQ

Frequently asked questions about Junk Store, the trial, supported storefronts, and how Decky vs Pro compare.

Short how-tos for managing games and tweaking settings — install/uninstall, save data, Proton, language, performance.

Fixes for common Steam Deck game issues — install errors, launch failures, controller, library, anti-cheat.

Step-by-step setup guides — Decky Plugin install, Pro install, GOG Extension, OAuth login, Wine Cellar, frame generation, and more.