This free module allows to easily replace Magento maintenance mode page by just simply uploading html file to your pub directory.
Run composer installation command:
composer require alpine/maintenance
- Create you own maintenance page html file, name it index.html
- Create maintenance directory in Magento pub folder.
- Place created html in maintenance directory. You can also place additional resources like styles and images there, but remember to include pub root path.
- Enable Magento production mode
bin/magento deploy:mode:set production