Steam Notes

Knowledge base for the Steam Deck / Steam client internals learned while setting up the multi-tenant family Deck (July 2026). Each note is self-contained.

Index

• shortcut-appids.md — how non-Steam shortcut app IDs are derived, when Steam re-keys them
• remote-shortcuts.md — why desktop shortcuts appear as "Stream" tiles, and the per-device hide that actually works
• cef-debugging.md — driving the Steam client via -cef-enable-debugging (SharedJSContext, SteamClient.*, stores)
• flatpak-pitfalls.md — sandbox path rules that bit us (config symlinks, RPC sockets)
• multi-tenant-deck.md — per-Steam-account app profiles on a shared single-user device
• steamos-persistence.md — what survives SteamOS updates (incl. the /etc keep-list) and where to install things
• session-switching.md — how Gaming↔Desktop switching works on steamos-manager builds (SDDM autologin drop-ins)