Troubleshooting & FAQ · Aetherium Help

Windows says “Windows protected your PC”

Press More info › Run anyway. Windows shows this for new apps it has not seen often. To be sure the file is ours, compare its SHA-256 with the one on the Versions page (see Install).

The agent says it is not set up, or does nothing

Open the agent (Ctrl+Shift+A ) › gear (Agent settings) and check the engine.
My Claude Code: Claude Code must be installed, and you must be in the Main profile.
Claude API key: paste the key again and press Save key.
Ollama / other AI: press Test connection. For Ollama, make sure it is running and the model is downloaded.
It stopped with “Stopped after 50 steps”: send another message to let it continue.

My logins are not filled in

Your password manager is probably locked. Click the key icon in the login box or press Ctrl+\ to unlock.
Check which manager is chosen in Preferences › Password Auto-Fill.
VaultPass locks itself after 15 minutes without use.
Forgot your built-in PIN? After 5 wrong tries it waits 30 seconds before you can try again.

Sync is asking for my passphrase, or shows an error

Enter sync passphrase: the passphrase was changed on another computer with “re-encrypt everything”. Enter the new one.
Sync sign-in expired - sign in again: sign in with your ListGoMail mailbox again.
Lost the passphrase? Use Forgot your passphrase? › Reset sync. This deletes the synced copy on the server (not the data on your computers) and you set a new passphrase.

A site does not work properly

Turn off ad blocking for that site: type !disableblocking in the address bar.
Check the site's permissions: click the lock icon in the address bar.
Hard reload: Ctrl+F5 , or ⋮ › Developer › Empty this site's cache and hard reload.
A site that has no secure version loads over http after a short try; that is normal (HTTPS-First).

Aetherium is slow or uses a lot of memory

Open the task manager (Shift+Esc ) to see which tab or extension is busy, then Sleep tab or End process. Make sure sleeping tabs are on in Preferences, or use ⋮ › Tools › Put other tabs to sleep.

An extension does not work

Ad blockers need Let extensions filter network requests on the Extensions page, then a restart.
Extensions do not run in private tabs.
Open the extension's Details to see its errors.

I don't want the music when Aetherium starts

Preferences › Additional Features › untick Play music when Aetherium starts (or lower the Volume).

Where is my data stored?

In your user folder: on Windows %AppData%\Aetherium. Uninstalling Aetherium does not delete it.

Still stuck?

Check you have the newest version (⋮ › Help › Check for Updates…) and read the release notes for known changes.