Automatic download a download file in laravel when i am enter my domain name

I created a websites in localhost and upload another server. Its perfectly working there but when i change host and enter my domain name i found a download file is automatic download and i can not visit my websites. i did not know why i faced this issue suddenly in my new server. in the below you can see in the image that download file which download automatically when i enter my domain name in url sections

via Chebli Mohamed