When you open OnPremise/ Online CRM 2016 for the first time in a browser, we can see the below Welcome Screen Popup.

Follow the below steps to hide Welcome Screen,

Step 1: Goto Click on Main -> Settings -> Administration.

Step 2: Goto System Settings -> General

Under General Tab, Find Set whether users see welcome screen option

Click on No and OK.

Close browser and open CRM to check this.

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