How to enable SOAP PHP extension in Plesk?
For Plesk PHP
SOAP classes are shipped and enabled by default in Plesk PHP.
To make sure they are enabled, perform the following actions:
Go to Tools & Settings > PHP Settings and select the required Plesk PHP version (e.g. 7.2.5 FPM application)
For OS Vendor PHP (Linux only)
SOAP might not be available by default on the OS Vendor PHP
Download this script into the server and run it to check whether or not it is enabled. If not, the script will enable it:
Connect to the server via SSH
Run the following command to download and run the script:
# wget https://raw.githubusercontent.com/plesk/kb-scripts/0ead0b7853b2e795d0918709f990ba73f7f51a9d/enable-soap-extension/enable-soap-extension.sh && chmod +x enable-soap-extension.sh && ./enable-soap-extension.sh