first launch downloads the rootfs once; later switches are instant (no reload). Builtins (Notepad…Minesweeper) add no download. Experimental apps may not render yet.
zips your saved files (Z:\home\username + Documents/Desktop) — save from the app firstruns a Windows .exe you choose — best with a single portable Win32 app (not installers, .NET, or D3D games)bridge the app's clipboard with your computer's — copy/select in the app first, or copy on your computer then paste inside the app
Default: wine64 --version.
Try ?boot=1 (wineboot --init),
?p=notepad.exe (needs GL/X11),
?novideo=1 (headless).
Must be served cross-origin-isolated (COOP/COEP) — use node server.mjs.