#1045 - Access denied for user 'root'@'localhost' (using password: YES)

#1045 - Access denied for user 'root'@'localhost' (using password: YES)

my wamp server was workimg smothly yesturday unfortunetly some problems
comes in pc and web browser so i refreshed my laptop and installed new
chrome but now wamp is working but connection to database is denied i
already change the password in config file but still not connecting please
help me
////this is tha erreors////
MySQL said: Documentation
#1045 - Access denied for user 'root'@'localhost' (using password: YES)
phpMyAdmin tried to connect to the MySQL server, and the server rejected
the connection. You should check the host, username and password in your
configuration and make sure that they correspond to the information given
by the administrator of the MySQL server.