In your Magento 1.9 Admin Panel, go to “System” in the upper menu then to “Magento Connect” and choose “Magento Connect Manager”. At “Direct package file upload” select the file you just downloaded “Paylike_Payment-1.0.2.zip” and click “Upload”.Download
Copy your public key and app key from the Paylike dashboard.
At the admin panel go to “System” and choose “Configuration”, select “Sales” on the left sidebar menu then go to “Payment Methods”. Set the “Transaction mode” to “Live”. Insert the public key and app key in the fields “Live mode Public Key” and “Live mode App Key” on the settings page of the Paylike plugin.
You're all set. Paylike has now been setup successfully on your website and you are ready to accept payments!