Increase file upload size limit in PHP-Nginx
If Nginx aborts your connection when uploading large files, you will see something like below in Nginx’s error logs:
[error] 25556#0: *52 client intended to send too large body:
This means, you need to increase PHP file-upload size limit.
Following steps given below will help you troubleshoot this!
Changes in php.ini
To change max file upload size to 128MB
Edit…
nano /etc/php/7.4/fpm/php.ini
change…
upload_max_filesize = 128M
Reload PHP-FPM & Nginx
sudo service php7.4-fpm reload
sudo service nginx reload