While there are unofficial methods documented online for resetting the Kaspersky Total Security 2021 trial period, official Kaspersky Support and community experts emphasize that a trial can typically only be activated per device
Using these tools is generally discouraged for anyone prioritizing actual system security:
Software providers utilize several layers to track trial periods: kaspersky total security reset trial 2021
Purchasing a License
Antivirus products (including Kaspersky itself) began flagging reset tools as "not-a-virus:RiskTool." These tools weren't malware, but they were blocked. By late 2021, running a reset tool triggered an immediate quarantine. While there are unofficial methods documented online for
If you are still running KTS version 21.3 (from early 2021) and a legacy reset tool works on your PC, do not connect that PC to the internet. You are frozen in time – no virus definition updates, no zero-day protection. Instead, uninstall KTS, run the official kavremover.exe (Kaspersky removal tool), and install Kaspersky Free or Microsoft Defender with the Hardening script (available on GitHub).
Real-world example: In August 2021, a fake “KTS Reset Tool v5.0” on YouTube delivered the Qakbot banking trojan to over 2,000 users. Final Advice If you are still running KTS version 21
While there are many guides online discussing "trial resetting," it is important to note that using unofficial tools or registry hacks to bypass licensing is a violation of the Kaspersky End User License Agreement and can expose your system to security risks. If your trial for Kaspersky Total Security 2021 (now largely succeeded by the Kaspersky Standard, Plus, and Premium
By mid-2021, Kaspersky pushed a silent update (Patch G) that destroyed all reset methods. Here is why: