- Compatible WHMCS Versions
Chatstack is the leader in self-hosted PHP live chat software for your website and has many compelling advantages over competing live chat solutions.
With this complete live chat addon, you don't need any other chat module.
Follow the installation instructions in the "live_chat_addon_v55_rev4286.zip" file.
After you do that, you just need to replace your License.php file with the file we have provided in "License.zip" or copy the following line to License.php, located at
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