Welcome to your Password Manager. Manage your saved passwords in Android or Chrome. They’re securely stored in your Google Account and available across all your devices.
Go to Settings>Account, tap on the Google account, click on Remove Account from Android phone, the most important, you should enter password to confirm the bypass of Google account verification. If you forgot Google account password, you can Google account verification bypass without password with the help of the tool from the second part.
Play Store is connected with your gmail/google account, you need to check by which account you use Google play Store and reset password for google/Gmail account as followed by Google instruction. Hope it will help you.please Update me if any help you need. 2. Type in your email or phone number used for your Google Account. Then click “next.” 3. If you can’t remember your last password, click “Try another way” on the next screen. 4. If you have a Google email account, open the email Google sends to you at this step and follow the steps to reset your password. Case 1: Forget Google Account Password Having been long not signing in account, users might tend to forget the related password. The most common case is forgetting passcode of screen lock after setting up fingerprint identification. Also, that's true of Google account.
Sign in - Google Accounts
Honor Play 3 Unlock - When Forgot Password or Pattern Lock