Steps To Uninstall Pup.optional.yahoo from Firefox

Various Pup.optional.yahoo related infections

Browser Hijacker	Feed.helperbar.com, Morsearch.com, Inetex, Searchrocket.info, Secure.trusted-serving.com, Puresafetyhere.com, Happili.com, AutoSearch
Ransomware	Los Pollos Hermanos Crypto Virus, Netflix Ransomware, Xampp Locker Ransomware, .aes256 File Extension Ransomware, Zepto Ransomware, Mischa Ransomware, N1n1n1 Ransomware, Cancer Trollware, Gerkaman@aol.com Ransomware, CTB-Faker
Spyware	Qvdntlmw Toolbar, TrustSoft AntiSpyware, HelpExpress, BitDownload, Transponder.Zserv, Spyware.IEMonster, Employee Watcher, Application.Yahoo_Messenger_Spy, Spyware.PcDataManager, Mkrndofl Toolbar, Worm.Zhelatin.GG
Adware	Expand, Tiger Savings, SmartBrowser, Exact.I, 3wPlayer, Download Savings, AdwareSheriff, Surfmonkey, Savings Explorer, QuestScan, Adware.Qoologic, Dap.c, Not-a-virus:AdWare.Win32.FlyStudio.l, Adware.Picsvr
Trojan	Shield Trojan, Gomeo, Trojan-Spy.Win32.Small.cjn, Autorun.CM, Parrot, NetStop Trojan, VBInject.gen!AV, Sirefef.N, Trojan-Downloader.Win32.Agent.dytt, TROJ_SWIF.HEL, Trojan.Downloader.VB.YCM, I-Worm.Hadra, Zbot.BZ, Virus.CeeInject.gen!JG

Easy Steps To Remove Pup.optional.yahoo From Infected PC

Pup.optional.yahoo is deemed as PC malware which is programmed to destroy your data and other important documents stored on PC. This type of malware enter your PC in many ways. It generally employs deceptive methods to enter the PC like spam emails, infected media devices, peer to peer file sharing, free downloads and so on. Pup.optional.yahoo once installed on your PC, starts it execution automatically. You will not be able to know that virus has attacked your PC because it silently enters your PC.

After invading your PC, it can make your files and other documents inaccessible. It can make your PC slow and sluggish. Applications or programs may freeze or hang. Therefore, it is very important to Remove this malware if you find it on your PC.

Complete Uninstallation Guide For Pup.optional.yahoo From PC

Part 1 : Steps To Open Your PC In Safe Mode

In Windows XP/Vista/7 :

Goto Start menu - > Restart button.

Continue to press F8 button when your PC starts booting-up.
Here, you will find Advance boot menu window on your PC screen.

Select Safe Mode With Networking Option and hit Enter key.

In Windows 8/10 :

Click on Start menu press Shift key and click on Restart button.

Select Troubleshoot option -> Advanced.
Click on Startup Settings.

Select Enable Safe Mode option.
Click Restart button.

Press F5 button to use Safe Mode With Networking option.

Part 2 : Remove Pup.optional.yahoo From Chrome

Remove Pup.optional.yahoo From Internet Explorer

You can click on gear icon present at the right-top corner of the browser to open menu.
Click on Manage Add-ons.
Select Toolbars and Extensions tab..
Select unwanted add-ons particularly related to Pup.optional.yahoo.
Click on Disable button.
Click on More information button.
At last, click on Remove button to finally Remove the virus.

Remove Pup.optional.yahoo From Mozilla Firefox

Launch Mozilla Firefox browser on your PC.
Click on Menu button at the top right corner of the browser.
Click Add-ons.
Goto Add-ons Manager tab.
In the Add-ons Manager tab, select Extensions or Appearance panel.
Select Pup.optional.yahoo add-ons you want to Remove.
Click the Remove button and restart your PC if any pop up asks you to restart.

Remove Pup.optional.yahoo From Google Chrome

Click on gear icon present at the top right corner of the window to open Chrome menu.
Click on the Tools option - > Extension tab.
Locate unwanted extensions related to Pup.optional.yahoo.
At last, click on trash bin icon to Remove Pup.optional.yahoo.

Remove Pup.optional.yahoo From Microsoft Edge

Click on More (...) icon at the top right corner and goto Settings option.

Here, click on A specific page or pages option under the Open with option.
Select Custom and enter URL which you want to set as your browser's default homepage.