passmgr-extension.exe

Pass Manager Extension Executable

Application ProcessSafePassword Manager

CPU Usage

2-15%

Memory

120-320 MB

Location

C:\Program Files\PassTools\PassMgr\passmgr-extension.exe

Publisher

AgileBits Inc.

Quick Answer

passmgr-extension.exe is safe. It's part of the Pass Manager Extension, handling secure autofill and local encryption keys for your passwords across apps and browsers.

Is it a Virus?

NO - Safe

Must be in C:\Program Files\PassTools\PassMgr\passmgr-extension.exe

Can I Disable?

Disabling may affect autofill and syncing

Disabling may stop autofill, secure notes access, and background sync.

Can I Uninstall?

YES

Uninstalling will remove the extension component from the system; local credentials may be deleted if not synced.

What is passmgr-extension.exe?

passmgr-extension.exe is the executable component of the Pass Manager Extension that links your password manager to the browser and OS. It coordinates autofill, secure notes, clipboard interactions, and local encryption keys. It runs as an application process and may spawn background tasks to sync data and respond to browser events.

This design improves security and stability. If one tab crashes, other tabs continue working. Each process is sandboxed, preventing malicious websites from accessing your system or other tabs.

Quick Fact: The extension uses isolated processes to protect credentials; it separates UI, autofill logic, and data storage to minimize risk.

Types of Pass Manager Processes

Browser Process: Main window and user interface for Pass Manager in Chrome/Edge
Renderer Process: Each tab and frame interaction with the extension
Background Service: Background sync and credential updates
Extension Process: Isolated process for the extension's components
Clipboard Manager: Secure clipboard handling for copy/paste credentials
Utility Process: Auxiliary tasks like data validity checks

Is passmgr-extension.exe Safe?

Yes, passmgr-extension.exe is safe when it's from AgileBits Inc. and installed via official channels (e.g., vendor website or trusted app store).

Is passmgr-extension.exe a Virus or Malware?

The real passmgr-extension.exe is NOT a virus. Malware may imitate it, so verify its path and digital signature.

How to Tell if passmgr-extension.exe is Legitimate or Malware

File Location:: Must be in C:\Program Files\PassTools\PassMgr\passmgr-extension.exe or C:\Program Files (x86)\PassTools\PassMgr\passmgr-extension.exe. Any other path is suspicious.
Digital Signature:: Right-click the file in Explorer -> Properties -> Digital Signatures. Should show signer "AgileBits Inc." or vendor name.
Resource Usage:: Normal usage is 2-15% CPU and 120-320 MB memory during active autofill. Unusually high, especially when idle, is suspect.
Behavior:: The extension should operate only when a browser requests credentials or a user action initiates autofill.

Red Flags: If passmgr-extension.exe is located in unusual folders (like Temp, AppData\Roaming, or System32), runs when the browser isn't open, has no digital signature, or uses abnormal resource patterns, scan with antivirus immediately. Look for similarly-named files like "passmgr-extension.dll" from untrusted sources.

Why Is passmgr-extension.exe Running on My PC?

passmgr-extension.exe runs when the password manager is actively providing autofill services to the browser or when background sync is enabled.

Reasons it's running:

Active Browser Autofill: The extension is ready to fill credentials as you login to sites.
Background Sync: Your saved credentials sync across devices and browsers.
Startup Launch: The vendor configured automatic startup for quick autofill readiness.
Clipboard Access: The process handles copying credentials to the clipboard securely.
Security Checks: Periodic integrity verification and update checks run in the background.

Can I Disable or Remove passmgr-extension.exe?

Yes, you can disable passmgr-extension.exe. It's safe to turn off autofill temporarily, but you may lose quick access to saved credentials until you re-enable. Uninstalling the vendor's extension will remove the component.

How to Stop passmgr-extension.exe

Disable Autofill: In the browser extension settings, turn off autofill for forms.
Close Browser: Close all browser windows to stop active processes.
End Background Tasks: Use Task Manager to end the passmgr-extension.exe process.
Prevent Startup: Disable the extension from auto-start via the browser's startup options.
Stop Sync: In the extension settings, disable background sync to stop network activity.

How to Uninstall Pass Manager Extension

✔ Windows Settings -> Apps -> Apps & Features -> Pass Manager Extension -> Uninstall
✔ Browser extension settings -> Remove Pass Manager Extension
✔ Consider using an alternative password manager if desired

Common Problems: High CPU or Memory Usage

If passmgr-extension.exe is consuming excessive resources, try adjusting extension settings and browser performance options.

Common Causes & Solutions

Too Many Browsing Sessions: Autofill may run per site; keep the number of open sites reasonable and disable unused sessions.
Background Sync Enabled: Frequent sync across devices can raise CPU; adjust sync frequency.
Outdated Extension: Update to the latest version; restart the browser after update.
Conflicting Password Manager: Disable other password managers to avoid conflicts.
Clipboard-heavy Sites: Avoid sites that copy credentials repeatedly; use secure paste features.
Browser Performance: Increase system RAM or close heavy tabs to reduce impact.

Quick Fixes:
1. Open the Pass Manager Extension Task Manager (within the browser) and identify high-usage items
2. Clear browser cache and site data
3. Disable unnecessary extensions in the Pass Tools dashboard
4. Update the extension to the latest version
5. Enable performance options in the extension (e.g., memory saver)

Frequently Asked Questions

Is passmgr-extension.exe a virus?

Yes, the passmgr-extension.exe should be installed as part of the legitimate Pass Manager Extension from AgileBits Inc. Verify the path and digital signature to confirm authenticity.

Why is passmgr-extension.exe using so much CPU?

If you notice high CPU usage, check which UI or autofill action is active and review the extension settings. Update the extension and run a malware scan if anomalies persist.

Can I disable passmgr-extension.exe?

You can disable the extension from browser settings or uninstall the extension from Windows settings. You may lose quick access to saved credentials if disabled.

Can I uninstall passmgr-extension.exe?

To uninstall, use Windows Settings -> Apps -> Pass Manager Extension -> Uninstall. Reinstall later from the official vendor site if needed.

Where is passmgr-extension.exe located?

The passmgr-extension.exe is typically located in C:\Program Files\PassTools\PassMgr\passmgr-extension.exe. For 32-bit systems, check C:\Program Files (x86)\PassTools\PassMgr\.

What happens to saved passwords if I uninstall?

If you uninstall, saved credentials may be removed unless you have them synced to your vendor account. Some data can be retrievable via the password manager cloud.