Wipe user data and reset Lenovo K15 Note to factory settings.
Before resetting to factory settings, it is recommended to remember the login and password from your Google account or delete your Google account if you are going to sell your phone. In this way, you will avoid problems with the Factory Reset Protection function, which asks for a password for a Google account.

Before factory reset, follow these steps.

1. The minimum battery charge of the phone is about 70%.
2. Copy your contacts, photos and user data to a flash drive or PC.
3. Logout from your Google Account.

Lenovo K15 Note - Erase All Content and Settings

1. Find and open the Settings menu.
2. Select the General management menu on your phone.
3. Scroll down and tap Reset.