Set your desired . Higher threads increase speed but require more CPU power and better proxies (a safe starting range is 50–100 threads).
Open your Command Prompt (CMD) or PowerShell and navigate to the tool's directory. Run the following command to install necessary libraries: pip install -r requirements.txt
Download the Mail Access Checker v2 compressed file ( .zip or .rar ).
Unlike simple syntax checkers, this tool often works by attempting to interface with mail protocols (like IMAP or POP3) to verify if the account is not just existing, but active.
If your goal is to troubleshoot mail server connectivity, leverage official tools provided by major tech ecosystems:
Click the Start or Check button. The application will begin iterating through your list, sorting the results into "Hit," "Bad," or "Error."
Re-run pip install -r requirements.txt as an administrator. Problem 2: High "Bad" or "Error" Count
These tools are typically distributed through: