oracle database change password

Forgot the login password of the database, the oracle database cannot be logged in.

First delete the original password save file:

del E:\oracle_app\Administrator\product\11.2.0\dbhome_1\database\pwdorcl.ora

Then create a new one:
orapwd file=E:\oracle_app\Administrator\product\11.2.0\dbhome_1\database\pwdorcl.ora password=123456 entries=10;