Warning! The update takes place immediately and affects all websites hosted on the same web host, but is individually set for each user for Retailers.
Log in to Directadmin. If you are not sure how to get here, you can look in this guide.
Then navigate to Extra Features -> Select PHP -Version
Then click on Options
Then scroll to the bottom until you see upload_max_filesize
on the left. Here you can now set a new value for how large files you can upload to the website. This is the limit for a SINGLE file