How to Install WhatsApp Number Checker Using Installation Packages?

1. Download installation packages for WhatsApp Number Checker

Click the download button to download the WhatsApp Number Checker package.

download (Latest version 2.2.6)

2. Unzip the zip file

After downloading the installation package, it is a zip file, then unzip it, and finally get a folder.

3. Enable developer mode

① Open Google Chrome, enter in the address bar: chrome://extensions ; or click to enter from the interface (as shown in the figure below).

② Click the switch button to open the developer mode

4. Select the WhatsApp Number Checker folder

Click the Load unpacked button, select the WhatsApp Number Checker folder, and see the interface shown in the figure below, and it's done.