Why won’t McAfee install on my computer?

McAfee Error: McAfee is one of the highly used and trending security solutions utilized by smart device users in order to keep their device free from all sorts of attacks or threats like viruses, malware, or such threats. These online threats mostly attack the users’ devices while they are indulged in some online activities or have connected their devices to the internet. And thus, these threats do have the ability to cause harm to the users’ devices in several ways like using their data in the wrong manner.

To get any of the McAfee activate product the users need to visit the official website i.e. McAfee.com/Activate. And then, do follow a set of three procedures i.e. download, install, and activate. Sometimes, the users do face some errors while downloading or installing the subscription onto the device. Thus, the steps to get rid of commonly faced errors while downloading or installing the McAfee product has been mentioned in the article given below.

Steps to resolve commonly faced errors while installing or downloading the McAfee Activate onto the device:-

Follow the steps detailed below, to get rid of the following errors being faced while getting the device installed or downloaded with the McAfee product or subscription. The errors are as follows:

Mcafee Error 1: Download cannot continue- No internet connection:

  1. This error is a direct signal of the network problem i.e. the internet connection of the device has been lost.
  2. As a result of this, the McAfee product gets fail to download onto the device.
  3. Thus, to get rid of this error, do check the internet connectivity.
  4. Also, make sure that the device connectivity is not lost until the setup of the McAfee Activate gets downloaded to the device.

Mcafee Error 2: Unable to continue- Error 0:

  1. McAfee error code 0 is faced onto the device as the file of the setup required for the installation of the McAfee Activate product has not been downloaded, properly.
  2. Thus, try to download the product again.

Mcafee Error 3: Download takes too long to complete:

  1. To get rid of such error, simply try to download the setup from some other popular website like Mcafee.com/activate.
  2. Else, try to restart the device, and then, download the setup of the McAfee Activate.

Mcafee Error 4:  Incomplete Security Software installed:

  1. Uninstall the entire third party security system is installed onto the device. This third party software might block the installation of the McAfee subscription.
  2. Simply, execute the control panel onto the device.
  3. Here, select the ‘program’ option, followed by clicking the ‘Uninstall a program’ option.
  4. Now, from the displayed list, do select the third party security solution installed onto the device.
  5. And then, do click the ‘Uninstall’ button. Hence, third-party software will be uninstalled successfully.

Mcfee Error 5: invalid serial number:

  1. The users need to enter the product serial number to the activation page in order to activate their product subscription.
  2. Once this serial number is entered incorrectly then, the users are not able to activate their software.
  3. For this, just refresh your page, and reopen the web browser.
  4. Now, type the serial number, accurately and submit it again.

Mcafee Error 6: Error code 12001. 12156, 12152:

  1. These error codes directly indicate some network issues have arisen onto the device.
  2. To get rid of such error, follow the underneath.
  3. Turn off the network router and do restart it after a few minutes.
  4. Restart the device and then, try to download the software setup again.
  5. Try to get the setup of the subscription from some other secured website.


We hope, this article is quite helpful in resolving the issue of the McAfee Activate regarding ‘why won’t McAfee install on the device’. Thus, the users could easily follow the method as per the error they are facing while installing the setup on their device. But, if the users are facing some other undesirable errors instead of these then, they are highly advised to visit the official website of McAfee i.e. www.mcafee.com/activate in order to get assistance through its experts or technicians.

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