Remove PUP.Optional.Downloadster Virus and Fix Redirects and Popups

Are you fed up with PUP.Optional.Downloadster virus? Antivirus cannot help to completely remove it? Brower hijacked by certain unfamiliar web pages? Ads fill up the whole screen? This post will do you a favor to permanently get rid of PUP.Optional.Downloadster virus.

Details of PUP.Optional.Downloadster Virus:

PUP.Optional.Downloadster is classified as a nasty computer hazard as it is assigned to create a backdoor for cyber criminals to control the computer remotely. Those outlaws employ various methods to distribute this threat. Typically, PUP.Optional.Downloadster virus is distributed through spam emails, free applications and compromised websites. Normally, this Trojan virus will drop its files in the legit Windows folder so that it can launch alongside with the system. Also PUP.Optional.Downloadster virus will inject its codes into system entries on the purpose of taking over the whole machine. Hence, it disables the security tools with success and prevents itself from being deleted. Without any delay, PUP.Optional.Downloadster virus makes a contact with the remote server to load more malware and upload confidential data inside the computer. As a result, high CPU consumption, frequent system crashes, sluggish program responses and other abnormal PC performances can be noticed. Moreover, slow network speed can also be seen since lots of harmful programs and files will be downloaded without your operation. Needless to say, the longer PUP.Optional.Downloadster malware stays inside your operating system, the more troubles it will cause. Therefore, to prevent your machine from further damage, you should take effective actions to get rid of PUP.Optional.Downloadster virus immediately.

Malicious Activities of PUP.Optional.Downloadster Virus:

1) PUP.Optional.Downloadster virus injects harmful files to the system once it enters inside.

2) PUP.Optional.Downloadster virus controls the whole system for carrying out evil actions.

3) PUP.Optional.Downloadster virus makes changes to the system settings as well as the system files.

4) PUP.Optional.Downloadster virus opens a backdoor for the remote servers access the affected system.

5) PUP.Optional.Downloadster virus drops additional risky PC parasites like spyware, rogueware and adware.

6) PUP.Optional.Downloadster virus eats up much CPU usage and slows up the whole system performance.

7) PUP.Optional.Downloadster virus traces keystrokes and steals crucial information for illicit purposes.

Get Rid of PUP.Optional.Downloadster Virus Thoroughly

As PUP.Optional.Downloadster virus is stubborn and dangerous, it is strongly recommended that you remove it as soon as possible. The following post provides detailed manual removal guide to help you completely delete related components of PUP.Optional.Downloadster virus and fix the problem.

Step 1: Restart the system in Safe Mode with Networking. Keep press F8 when the machine starts to boot up. 

Step 2: Delete startup items of PUP.Optional.Downloadster virus. Press Win+ R, type “msconfig” and click OK. 

Step 3: Remove registry entries of PUP.Optional.Downloadster virus. Press Win+R to open Run, type “regedit” and hit OK.

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\system “ConsentPromptBehaviorAdmin” = 0

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System “DisableRegedit” = 0

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System “DisableRegistryTools” = 0

Step 4: Show hidden files and delete related files of PUP.Optional.Downloadster virus. Click Start menu, select Control Panel, and search Folder Option.

%Temp%\random.exe

%Desktop%\random.lnk

%AllUsersProfile%\Application Data\.dll

Note: PUP.Optional.Downloadster virus is rather stubborn and malicious. It requests certain computer skills when you dealing with it in manual way. Any incident action could lead your machine to a more terrible situation.