Short answer: No. Tools like KRT Club 5.1.0.41 belong to an older era of Kaspersky software. Over the last few years, Kaspersky has transitioned heavily toward cloud-based licensing and account-linked subscriptions. Modern versions of Kaspersky (like Kaspersky Plus or Standard) tie the license directly to your Kaspersky account, making local reset tools like KRT entirely obsolete and non-functional.
If your goal is to get high-quality antivirus protection without spending money, there are legitimate ways to do so that do not involve the risks of KRT: kaspersky reset trial 51041 final krt club
This tool works by resetting the internal timer and certain flags within the Kaspersky software that track the trial period. Essentially, it gives the user another trial period, similar to when they first installed the software, without requiring them to pay for a license or enter a new activation code. Short answer: No