Malwarebytes is one of the smarter security and its safe and the fast process to block the websites which are risky for your device. Sometimes users are unable to download Malwarebytes in your system. Users need to follow some steps so that Malwarebytes gets installed in the system.
The effect is because of malware entered in your system that makes your system risky to work properly.

Rename Malwarebytes Anti-malware
When you click on the download link there is a save dialogue and change it to explore .exe from mbam.exe. Then click and save in your device and double click to download the application.

Change Anti-malware extension

Users have to allow the options for the file extension in which click on computer and select organize and later select folder. Hide file extension make it uncheck and then click ok button and then rename by right click for extension. For any queries, you can contact tech support services of Malwarebytes.

More Info: https://www.antivirusonlinesupport.com/malwarebytes-customer-service.html