KAV Installation Fails with Exit Code 255: "Install failed, exit code 255".

Issue: While updating Kaspersky, the installation finishes with the following error: Install failed, exit code 255. 

Resolution: There are two ways to resolve the error - see below:

Option 1: Clear the pending error and apply a new profile via "Antivirus > Machines > Actions button":

Option 2: Perform a "Repair Antivirus Install" with the following option:

Note: 1. A repair will reboot the machine, 2. Do not perform repair install on DC.

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