How DO I Remove PodoWeb Ads?

My computer becomes infected with PodoWeb Ads recently. I have tried removing it by using my antivirus program but still cannot remove it. My computer gets very stuck now and it takes long time to launch programs on my computer. And I am afraid that I will lose the files on my computer because of this infection. What should I do to deal with PodoWeb Ads?

Description of PodoWeb Ads
ransomware-100025456-large PodoWeb Ads is a malicious Trojan horse that attacks computers with system vulnerabilities. This Trojan horse is specially designed by cyber hackers to infect computers worldwide and steal the affected users’ important data & confidential information. Usually, this Trojan horse appears to be a piece of legitimate software but does malicious things when it is installed on the targeted computers, such as deleting the system files, modifying system settings, disabling antivirus programs or installing additional malicious software. This Trojan horse is notorious for its use in the installation of backdoor programs, allowing the rogue hackers to gain unauthorized access to the infected computers. However, most users find it hard to remove PodoWeb Ads. Actually, this Trojan horse is designed with the rootkit technique which enables it to hide deep in the system. Besides, it is able to kill the processes of the antivirus programs installed on users’ computers, so as to disable or weaken the detection ability of the antivirus programs. By disabling the antivirus protection, this tricky Trojan horse can make changes to many types of settings on the infected computers and accomplish its tasks smoothly.

Problems Caused by PodoWeb Ads
* Sluggish computer performance: The Trojan horse will take up high CPU usage when it is running in the background of the system, which strikingly slows down your computer speed.
* Long loading time: When the computers start up, it takes a long time to load, since the Trojan horse and other malware downloaded by it will run together with the Windows.
* Failure of antivirus program: The Trojan horse will disable the antivirus program in order to evade detection and removal.
* System crash: The Trojan horse will damage important system files, which lead to system crash from time to time.
* System errors: The Trojan horse will modify, overwrite or delete important system files, triggering various system errors.
* Annoying pop-ups: The Trojan horse will pop up many annoying advertisements, false system error messages and security alerts on your computer.
* Browser redirection: The Trojan horse will modify browser settings and Host files, which causes the browser to be redirected to websites that users don’t request.
* Programs cannot be launched: The Trojan horse will delete some executable files at random, which causes some programs to be unable to run.
* Files or folders missing: The Trojan horse will randomly hide or delete your files or folders from your computer.
* Additional infection: The Trojan horse will download and install other malware on your computer without any permission.
* Confidential information & data theft: The Trojan horse will install key logger which is able to record what users type on the keyboard, such as website usernames and passwords; also, it can allow the remote hackers to gain access to the infected computers, who may steal important information & data without any knowledge.