How can the error "Oracle (OCI8) required libraries not found" be resolved during PHP installation?

To resolve the error "Oracle (OCI8) required libraries not found" during PHP installation, you need to ensure that the OCI8 extension is properly installed and configured. This involves installing the Oracle Instant Client libraries and setting the necessary environment variables. Additionally, you may need to enable the OCI8 extension in your PHP configuration file.

// Example PHP code snippet to enable OCI8 extension
// Ensure that the OCI8 extension is installed and configured properly

// Enable OCI8 extension
extension=oci8

// Set Oracle Instant Client libraries path
oci8.oci8_privileged_connect = off
oci8.privileged_connect = off
oci8.max_persistent = -1
oci8.persistent_timeout = -1
oci8.ping_interval = 60
oci8.statement_cache_size = 20