1. Go to hoyolab.com and log in
2. Open DevTools — F12 on Windows/Linux, ⌘⌥I on Mac
3. Go to the Application tab → Cookies → https://www.hoyolab.com
4. Find and copy ltuid_v2, ltoken_v2, and ltmid_v2 into the fields below
5. Your UID is visible in-game on the pause menu (bottom right)

these are stored locally in your browser and never sent anywhere except the HoYoLAB API. they expire every few weeks.

save & load →