: Another method involves changing the system date to a point before the trial expiration date. This method is relatively simple but can be easily detected by the software, and it may not work if the software has a robust method of tracking trial expiration.
: Modern security software (and even versions after 2013) shifted to cloud verification. Instead of checking a file on your hard drive, the software checks a unique hardware ID against a server. If that ID has already used a trial, deleting files on your PC won't help. Security Risks g data antivirus 2013 trial reset
We recommend users consider the following alternatives: : Another method involves changing the system date