Magento 2 : installation stuck at 67% every time

Please check below link and then try to install. Also Change in php.ini.

max_execution_time = 1800
max_input_time = 1800
memory_limit = 1024M

http://devdocs.magento.com/guides/v2.0/install-gde/prereq/apache.html http://devdocs.magento.com/guides/v2.0/install-gde/system-requirements.html

You can try below options.

1. Increase max_execution_time in php.ini.

2. Apache mod_rewrite module must be enabled.

3. If still the issue exists try to install it by composer

4. Refer Magento 2 system requirements Documents.

Hope this helps.