MQL 5 Community Authorization failed on Meta Trader

Jan 8, 2024 | KB, Tutorial VPS Forex

Sometimes Forex VPS users who use Meta Trader 4 (MT4) face technical problems. MQL 5 Community Authorization failed like this.

Note: currently the tutorial has been tested on Windows Server 2012

Step 1: Access the Hosts File

The solution to this problem starts with accessing the hosts file on your system. Do the following steps:

  1. Open the Hosts File Directory: Navigate to C:\Windows\System32\drivers\etc on the computer or VPS you are using.
  2. Find Hosts File: In that directory, you will find a file called 'host'.

Step 2: Edit Hosts File

After finding the hosts file, the next step is to edit it.

  1. Open with Notepad: Right click on the hosts file and select 'Run as administrator' when opening with Notepad. This is important to ensure you have the necessary access rights.
  2. Look for MQL4 or MQL5 Entries: In the hosts file, look for entries related to MQL4 or MQL5.

Step 3: Backup and Edit

Before making changes, it is important to create a backup.

  1. Make a Copy of the Hosts File: Copy and save the hosts file in a safe location as a backup.
  2. Edit Original Hosts File: In the original hosts file, delete all lines containing the words 'mql4' or 'mql5'. Screenshots

Step 4: Save and Restart

After editing, save your changes.

  1. Save Hosts File: Make sure all changes have been saved correctly.
  2. Restart MT4/MT5: Close and reopen Meta Trader 4 or 5.

Step 5: Login to MQL5

After MT4/MT5 is restarted, try logging back into your Meta Trader account. If all the steps above were followed correctly, the login issue should have been resolved.

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