Trying to connect to your MySQL database and suddenly being blocked can be frustrating when you rely on the data every day. A common message you might see in this situation is error 1045 (28000): Access Denied for User, which typically means the server didn’t accept your username or password. This usually happens when the credentials are incorrect, the user doesn’t have enough privileges, or the host settings are restrictive. The guide walks you through checking your login details, updating passwords, and adjusting user permissions so the database will accept your connection. It also explains how to verify your host entries and reset permissions safely so you can return to normal work without data loss.