Download Lumi.
LumiSetup is a small installer for Windows 10 and 11. It fetches the newest Lumi, puts him on your desktop and in the Start menu, and he peeks out to say hi.
Version . Already have Lumi? Run LumiSetup again and it updates him, keeping his memories and your settings.
Installing, step by step.
Open LumiSetup
Find LumiSetup.exe in your Downloads and double-click it.
If Windows asks
New apps can show “Windows protected your PC”. Click More info, then Run anyway.
Click Install
About a minute. No admin password, nothing extra installed.
Sign in
Use the account you bought Lumi with. He peeks out from the screen edge and settles by the clock.
More info
Why does Windows show this?
SmartScreen warns about apps it hasn't seen many times yet. Lumi is new, so you may see it once. Download LumiSetup only from this page, then click More info and Run anyway.

What you'll see
LumiSetup is Lumi's own little installer. It shows his progress as he moves in, adds a Start menu and desktop shortcut, and appears in Windows Settings so you can uninstall him like any other app.
- Installs just for you, in your user folder
- Checks every download is complete and untouched before installing
- Updating keeps his memories, friendship and your settings