‘Have’ is used with ‘I’,’ we’, ‘you’ and ‘they’ in present tense.
‘Have’ is used to explain the action completed in present.
I have finished my homework.
Requested file could not be found (error code 404). Verify the file URL specified in the shortcode.We have finished our homework.
Requested file could not be found (error code 404). Verify the file URL specified in the shortcode.You have finished your homework.
Requested file could not be found (error code 404). Verify the file URL specified in the shortcode.They have finished their homework.
Requested file could not be found (error code 404). Verify the file URL specified in the shortcode.
‘Have’ is used to explain about want more?