You can get the file whatsapp_pocket_win.exe from the link above. We strongly recommend you check the file with the antivirus program. Try the free solution – Avira Free Antivirus. Get the 36.9 MB and start the installation by double-clicking on the file and following the steps of the setup process.
You can uninstall WhatsApp Pocket without any problems. Click Start and then Control Panel. Choose the program you need to remove and press Uninstall.