skip to primary navigationskip to content

Macintosh Anti-Virus Downloads

Note: before downloading and installing this anti-virus software you should check with your local computer support personnel that there are no special anti-virus measures in place within your institute which it may conflict with.

Macs running High Sierra (10.13), Sierra (10.12) and El Capitan (10.11)

McAfee Threat Prevention (Anti-malware) 

For individuals:

For institutions:

Recommended Hotfixes

McAfee Endpoint Security (Anti-malware, Firewall, Web Controls)

For individuals:

For institutions:

Required Additional Configuration for High Sierra

Due to the increased security in High Sierra there are some additional configuration steps required.

  1. Run the installer from the link above.
  2. It is recommended that unless explicitly required disable the Firewall and Web Control functionality when prompted.
  3. Complete the installation.
  4. Restart the Mac.
  5. Open McAfee Endpoint Security from /Applications
  6. Choose Preferences from the McAfee Endpoint Security for Mac menu.
  7. Choose the General pane and click the padlock.
  8. When prompted enter a username and password for an administrator level account.
  9. Set Threat Prevention to On.
  10. When prompted to approve the System Extension signed by McAfee click OK.
  11. Open System Preferences from the Applications folder and choose the Security & Privacy pane.
  12. Click Allow if the Mac reports "System software from developer McAfee, Inc was blocked from loading".

Macs running Yosemite (10.10)

Recommended Hotfixes

Macs running Mavericks (10.9)

Macs running OS X Mountain Lion (10.8), Lion (10.7) and Snow Leopard (10.6) 

Recommended Hotfixes

Installing Extra.dat files

In extraordinary circumstances McAfee may release an extra.dat file to cover a specific individual malware threat. Instructions for installing the extra.dat can me found here 


If you are experiencing problems and wish to uninstall McAfee then users should download this package and run the installer within. 

Time Machine

For those using Time Machine we highly recommend that the McAfee Quarantine folder is excluded from backups.

  1. Open System Preferences and select Time Machine.
  2. Click the Options button.
  3. Click the + icon to add an exclusion.
  4. Navigate to the Quarantine folder at the root of the disk and choose Exclude.


Getting help

UIS Service Desk
General support queries

  Phone padded  (01223 7) 62999

UAS Service Desk
Administrative staff queries

  Phone padded  (01223 3) 32999

Other IT service desks