Kaspersky Rescue Disk can help in many cases, but you should be aware that it is not a permanent protection.
It can help you clean your system from lockers, viruses and other types of ransomware. But for the complete protection of your system you should also use a reliable security program.
Kaspersky Rescue Disk can help you troubleshoot your system when you do not have access to Windows.
It can run on a bootable USB to deal with difficulties and threats that you can not delete when running Windows.
Kaspersky rescue disk also contains Kaspersky WindowsUnlocker, a software that can unlock the Windows screen that has been locked by ransomware.
Download it Kaspersky Rescue Disk from official webpage and follow the instructions to create your own bootable rescue disk.
More information from the company page:
Kaspersky Rescue Disk 18