Step 1:
Only if you are using the Microsoft Internet Explorer as your web browser, you will have to add the trusted site:

  • Click the Tools button, and then click Internet Options.
  • Click the Security tab, and then select the zone „Trusted sites“
  • Click Sites.
  • Add following website to the zone field and Click Add.
  • Click Close, and then click OK

Step 2:
Before you install the Calendar Sync gadget, please log in to your Gmail Account:

Step 3:
The next step is to enter the following link into your browser
which leads you to the page where you can start to install the Gmail Calendar Plugin:

On this page click on the link:

Step 4:
Please set the red marked flag
Note: Google will ask you for permission to access your Google Account when you install for the first time. A Remember-this-approval-for-the-next-30-days checkbox is check by default. If you use this checkbox, the installation will be done again in the next 30 days.

Step 5:
Please uncheck the checkbox as shown in screenshot if you don’t want to reinstall the gadget in the next 30 days. Click “Allow” button in order to go to the install page.

Step 6:
Click “Install this gadget” to install CRM for Google calendar.

Step 7:
Click “Allow Access button” to allow gadget into your calendar.

Step 8:
Click “Yes, install this gadget”.

Step 9:

After finishing the installation, you will see the Sync. Plugin for CRM On Demand in Gmail Calendar.