How to install antivirus in window xp

Windows Defender is your first line of defense against spyware and other unwanted software. Free Antivirus is a program that enables you to protect your computer against viruses.

Avast Free Antivirus provides full protection to your computer against viruses, spyware, trojans, ransomware, and other kinds of malware. AVG AntiVirus Free stops all kinds of viruses, spyware, ransomware, and other malware, with six layers of scanning. Avira Free Antivirus is not FREE antivirus. Whether you want to protect your own devices or the whole family's, this is the right solution for you.

Award- winning antivirus engine Baidu Baidu Antivirus is a permanently free and easy-to-use cloud security solution with a built-in cloud engine Antivirus is a permanently free and Baidu Antivirus is a Skip to main content. I have used Norton for more than 20 years. My old Xp machine that is used as a work station because it runs DOS will not alow installation of Norton and says the key is invalid any help gratefully received.

Some protection features are not available in Windows 8 Start screen browsers. We want to keep them protected and give them more time to move to a supported OS version. The machine itself is not 20 years old, it is working in windows mode but I use it to run simulated DOS under windows. The Key is valid as I have an account for 5 machines and use it for 2 windows 10 machines with no problem, the account shows the old XP machine but says the key is out of date and there is no way to update the key to the current account.

I tried to add it as a new installation but that fails. I cannot see any way of communicating with Norton technical by email. As XP is no longer supported any attempt to install will fail. The key not valid probably refers to trying to install on an unsupported OS. Back to top. Neither our writers nor our editors get paid to publish content and are fully committed to editorial standards. Got no Internet but need a best antivirus? No worries, just select the one, download offline version and keep it on your device.

For example, Avast Offline Installer. Avast offers two options to install its products, either get them via website or install via offline version without Internet connection.

Keep in mind that file size for online installation is much smaller than for offline installation. In this review, we discuss offline installation processes for different Avast products. Note that latest versions of Avast antivirus are not compatible with Microsoft Windows 95, 98, ME, and At the same time, it is perfectly fine for bit and bit Windows versions, excluding RT and Starter editions. After downloading the offline. Once the file is clicked, a Windows message pops-up informing you that Avast Free Antivirus wants to make changes to your device to be installed, choose Yes.

Then a loading screen pops-up and lasts for a while waiting for the program installation procedures to load. It is noteworthy that offline installation file size is much larger than the online one, it is around MB while the online installation file is only 7. Once loaded, the installation wizard appears.

Sometimes Avast offers some additional products like Dropbox and Google Chrome. So, upon choosing which products to install, check the ones you want. Once you click Install , the installation procedures start to execute and a window pops-up showing the progress. You are free to perform any other activities until it finishes. Press Continue to proceed, and as a new window containing Privacy policy appears, accept it to be able to get the antivirus on your device. Briefly, Avast informs you that it collects data and information from your PC and may share it with a third party.

But no worries, personal data cannot be used. If you strongly wish to prevent Avast from collecting your data, follow two simple procedures:. Once Continue is clicked, Avast will ask if you want to setup Avast security products on your Android smartphone or not.

If interested, enter your email address to receive a direct download link on your mobile phone. A strongly recommended advice is to restart your computer to finish the installation of Avast offline installer and guarantee full compatibility with other system processes.