Kaspersky Reinstallation:

If you wish to reinstall Kaspersky antivirus on your device, start with removing the antivirus program from your windows. It is usually done when the program doesn’t function effectively when installed initially.

It can be done from the control panel or the settings app. Afterwards, activate the Kaspersky removal tool. Restart your device. Install the Kaspersky product you selected at the beginning. You can do it by using an online installer. You can be required to type in your registered email ID and password.