How to Stop Proxy.pac Pop-up - Get Rid of Proxy.pac

Proxy.pac pop-up is annoying 

Proxy.pac is a malicious domain which can corrupt your web browsers. Proxy.pac can get inside your computer along with adware or potentially unwanted program. So if you find unwanted pop-ups like Proxy.pac on your browser, you should notice that there are malware on your system. Proxy.pac can affect your web browsers including Internet Explorer, Mozilla Firefox and Google Chrome without any notifications.

Once infected, Proxy.pac will mess up your browser by changing your homepage and altering the browser settings so as to redirect you to its associated websites. When you open the browser, Proxy.pac can show pop-up alerts and message on your computer screen constantly. Proxy.pac can redirect you to some malicious sites which can download rogue software or promote fake tech support. Some redirects can show thousands of pop-up ads on your browser.

In addition, Proxy.pac is capable to spy your browsers behaviors and gather personal information details like ID address, bank accounts, credit card numbers and so on. Those information  may be send to cyber criminals for vicious purpose. Proxy.pac may display fake messages warning about computer problems and introduce fake program. Proxy.pac can also compromise your system and may introduce additional infections like rogue software.To get a safe, fast and clean system back, you need to promptly remove Proxy.pac.

Guide to Remove Proxy.pac Completely 

Method one: (For PC)Automatically remove Proxy.pac pop-ups

Method two: (For Mac)Automatically remove Proxy.pac pop-ups

Method three: Manually get rid of Proxy.pac completely

Method One:(For PC) Remove Proxy.pac With SpyHunter

SpyHunter is a reputable and professional anti-virus program which is typically developed by a group of experienced computer technician to block and eliminate any insidious program and viruses which tend to compromise the system. You can follow the detailed instructions to install SpyHunter anti-virus program.


Step One: Download SpyHunter by clicking the icon as below.

Step Two: Please run this installer once the download is finished.

Step Three: Please tick the “I accept the license agreement” and click Next.

Step Four: Please click Finish button once the installation completes.

Step Five: Under Malware Scan tab, PC users could choose Start New Scan(Recommended), Custom Scan, Disabled Program, Backup and Exclusions. SpyHunter will start to scan the computer and locate threat on your computer after selecting Start New Scan.

Step Six: When the scan is done, you can click Fix Threats completely on your computer. All the threats including Proxy.pac, adware and other PC infections hiding in your computer will be removed completely, you can check each scan and its brief information.

B. (For Mac) Automatically Get Rid of Proxy.pac With MacKeeper

Powerful MacKeeper to clean, protect and optimize your Mac:

Click here to start MacKeeper free download 

Clean your Mac: Safely remove massive volumes of junk from your Mac.




Secure your Mac: Protect your Mac from spyware, data loss and even theft.
Optimize your Mac: Check for the latest available versions for your apps.
Protect data on your Mac: Prevent unwanted access to your confidential files.
Get expert assistance: MacKeeper tech experts are ready to assist you 24/7.

Method three: Manually get rid of Proxy.pac completely

Step One: Eliminate Proxy.pac From the Browsers.

For Microsoft Internet Explorer

1. Run Microsoft Internet Explorer.

2. Click Tools, click Manage Add-ons.

3. Click Toolbars and Extensions tab.

4. Right click Proxy.pac process and then select Disable option to stop its running.

For Mozilla Firefox

1. Click Firefox button on the on the upper left corner of the browser.

2. Click Add-ons, click Extensions.

3. Locate Proxy.pac from the extension list and then click Remove button to eliminate it.

4. Go to Plugins, select Disable option.

For Google Chrome

1. Run Google Chrome firstly.

2. Click Customize, click Tools, go to Extensions.

3. Locate Proxy.pac and then click the Recycling Bin to eliminate it.

Step two: remove spam programs added by Proxy.pac from Windows.

(Tips: please make sure that you are under administrator account so that you have the privilege to access this function.)

Guide for accessing Control Panel in Windows 7

– click on the Start button which can be found on the bottom left corner of the screen.
– Please click on the Control panel to get access

- Search for the suspicious names which were installed lately by arranging them chronologically.

– Click on the Uninstall button to remove the suspicious program related with Proxy.pac

– please click OK to proceed if encountering confirmation

Guide for accessing Control Panel in Windows 8

– open your PC and get into administrator account, before you launch on the desktop, input ‘Control Panel’ in the search bar, then click ‘search’.

– Please click on the Control panel to get access

Find out dubious programs added by Proxy.pac and uninstall them completely 

Step three: Show up Folder Options from Control Panel. Check the box of "Show hidden files and folders" and uncheck "Hide protected operating system files (Recommended)", then click "OK".

Locate and delete Proxy.pac associated files

: 

%AppData%\Protector-[random].exe

%appdata%\npswf32.dll

%appdata%\Inspector-[rnd].exe

Step four: Go to the Registry Editor, remove all Proxy.pac registry entries listed here:

HKEY_LOCAL_MACHINE\software\microsoft\Windows NT\CurrentVersion\Image File Execution Options\MpCmdRun.exe
HKEY_LOCAL_MACHINE\software\microsoft\Windows NT\CurrentVersion\Image File Execution Options\MpUXSrv.exe
HKEY_LOCAL_MACHINE\software\microsoft\Windows NT\CurrentVersion\Image File Execution Options\MSASCui.exe
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsNT\CurrentVersion\Winlogon\”Shell” = “[random].exe”

Attention: If you use manual way to remove Proxy.pac, you may encounter more difficulties. Manually removing Proxy.pac asks for patience and caution, for any mistake can make your important data lose. Therefore, it is unwise for you to manually remove Proxy.pac. The better way for you is to install Anti-Malware program SpyHunter or MacKeeper to deal with Proxy.pac. You can avoid the danger and risk by downloading SpyHunter.