Once installed, a few configuration steps will ensure smooth operation:
When you sign up for a new service or change a password on a site, a pop-up will ask if you want to save the new credentials to your encrypted vault.
Cause: The desktop app is closed or asleep. Fix: The extension is a client; it cannot work without the desktop app running. Ensure Kaspersky Password Manager is running in your system tray. If necessary, add the desktop app to your Windows startup list. Kaspersky Password Manager Extension Firefox
| Feature | Free Version | Premium Version | |---------|--------------|------------------| | Unlimited passwords | ✅ | ✅ | | Autofill in Firefox | ✅ | ✅ | | Password generator | ✅ | ✅ | | Sync across devices | ❌ (1 device) | ✅ Unlimited | | Security audit / breach check | ❌ | ✅ | | Payment card & form filling | ❌ | ✅ | | Priority support | ❌ | ✅ |
The extension works with both plans, but premium unlocks advanced auditing and cross-device sync. Once installed, a few configuration steps will ensure
Despite being a robust tool, users occasionally face glitches. Here is how to solve the most common problems with the Kaspersky Password Manager Extension for Firefox.
The Kaspersky Password Manager extension is a browser add-on that integrates KPM directly into Mozilla Firefox. Instead of copying and pasting passwords from a separate vault, the extension autofills login credentials, generates strong passwords, and saves new logins automatically as you browse. Ensure Kaspersky Password Manager is running in your
While the core KPM software (desktop or mobile app) stores your encrypted vault, the Firefox extension acts as the interface layer—communicating securely with that vault to provide a frictionless login experience.
Kaspersky Password Manager for Firefox is a companion extension; it requires the desktop application (Windows/macOS) or the mobile app (Android/iOS) to function. Download the desktop version from Kaspersky’s official site or your account page. Install and set up your master password—this is the only password you’ll need to remember.