Launch the following URL on your browser.
https://login.salesforce.com/packaging/installPackage.apexp?p0=04ti0000000Xzqu
At the prompt, login as Salesforce administrator.
At successful login, the package installation details of the 8x8 are displayed.
Click Continue.
Step 1: Approve Package API Access - Click Next.
Step 2: Install Package - Click Install.
After successful install, you are notified that the installation is complete.
