Windows Problems Help Center

Monday, February 2, 2015

How to Remove A1 PC Cleaner - Removal Guide

Recently, some computer users complained that A1 PC Cleaner gets into the computer without their permission:

How to remove A1 PC Cleaner virus/spamware/malware? After downloading some pdf files, laptop is now infected wit this virus called A1 PC Cleaner.  Does anyone know how do I safely remove this virus/spamware/malware? The laptop is running windows 7.

Brief introduction about A1 PC Cleaner 

A1 PC Cleaner claims to be an optimization tool that enhance the performance of computer. It states to protect the privacy, tune up speed, fix registry errors, cleans dump files and remove data clutter. However, it is found to be unwanted. Usually  A1 PC Cleaner gets into the computer along with free downloads from the Internet without user's permission and awareness. A1 PC Cleaner is a smart utility that can be installed on any versions of windows.  

Once installed on the computer, A1 PC Cleaner will change the computer system files and registry entries. It will run automatically when user boots the PC. By taking up a lot of system resources, it slows down the computer performance a lot. When you get into the Windows desktop, this A1 PC Cleaner will pop up automatically on your screen and scan your computer system without your permission.  It will show a list of the issues stating that your computer is infected with some virus or other issues. When you surf the Internet, it will also show false pop-up alerts to ask you to remove virus. However, due to its traits of changing computer setting without any consent, you'd better not to believe in it.  You can follow the guide below to uninstall A1 PC Cleaner.

A1 PC Cleaner  Removal Guide

Guide 1: To manually delete all its related items like the steps showed below

Step 1: Restart computer in safe mode.  

Keep pressing F8 key before Windows interface launches. When Windows Advanced Options menu turns up, select Safe Mode with Networking and tap Enter key. 

Step 2: End all running process in Task Manager 

Press Ctrl+Alt+Del together to open Task Manager -> click on processes and tick Processes from all users box -> click on End Process to end all processes

Step 3: Delete the rogue program from Uninstall a program in Control Panel

Open Start menu and choose Control Panel -> select Uninstall a program -> choose the program and right click the Uninstall button on your right to delete it

Step 4: Open Control Panel from Start menu and search for Folder Options. 
When Folder Options window opens, click on its View tab, tick Show hidden files and folders and non-tick Hide protected operating system files (Recommended) and then press OK.

Step 5: Remove all entries below in Registry Editor:

Press Windows+R to launch Run…-> type Regedit into Open box and click OK to open Registry Editor-> find out all registry entries above and delete them

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run "A1 PC Cleaner" = "%AppData%\<random>.exe"
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run "A1 PC Cleaner" = "%AppData%\<random>.exe"

Guide 2: To safely and automatically uninstall it with SpyHunter

SpyHunter is a real-time and effective antivirus. Though you have had a safeguard before, it can still be installed as an assistant one. Then, your computer will have double security.

Step 1: Press the following icon to download SpyHunter.

Step 2: Get it saved in your computer and click the Run choice to install it step by step. 

Step 3: Click Finish then you can use it to scan your computer to find out potential threats by pressing Start New Scan.

Step 4:Tick Select All and then Remove to delete all reported threat.

Guide to download Perfect Uninstaller to remove unneeded applications and speed up PC 

If you are still worried about the left over of A1 PC Cleaner  and want to clean all the unwanted registry entries, or want to uninstall other specific programs, it is recommended to use Perfect Uninstaller.

Perfect Uninstaller is a powerful uninstall tool which can completely remove Adobe, Aol Toolbar, Avast, AVG, ESET NOD32, Internet Explorer 8, McAfee, Microsoft Office, Nero 7, Norton, ESET NOD32 and much more difficult to completely uninstall applications. It is better and easier way for you to completely and safely uninstall any unneeded or corrupt application that standard Windows Add/Remove applet can't remove.

A: At first, boot your computer into Safe Mode with Networking.

To perform this procedure, please restart your computer and keep pressing F8 key until Windows Advanced Options menu shows up, then using arrow key to select “Safe Mode with Networking” from the list and press ENTER to get into that mode.

safe mode with networking

B: Follow the below guide to continue.

Step 1. Install and launch Perfect Uninstaller on your PC.

Perfect Uninstaller install

Step 2.  Select "Run" to download and install Perfect Uninstaller.

run and save file

Step 3. After completely install, you can run the Perfect Uninstaller programs and see all your installed programs details.
Program Details

 Step 4. Choose the programs that you want to uninstall, click “Next” to proceed.

 Step 5. Perfect Uninstaller is scanning your PC for associated entries. Click “Next” to remove them.



Conclusion: A1 PC Cleaner can be very destructive. It compromises your computer and also your privacy. Please don’t wait until it has caused unalterable damages. Manual removal is complex and risky task, as it refers to key parts of computer system, and is recommended only for advanced users.  Install Spyhunter can be your better choice, because it is capable of auto-detecting and removing viruses. You can also Download Perfect Uninstaller to help you uninstall unneeded applications and registry files that the Standard Add /Remove Program can't completely uninstall.

  Download SpyHunter to block and remove it automatically and safely now.

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