First of all, you will need to create a new account or sign your existing Account .
Then you can go to the Online Browsing Platform, search for the standard and click on "Follow".
If you wish to stop following a standard, then you go to your Account and uncheck the "Following" button in the Notifications section.
Another possibility is when you buy a standard through the ISO Store. On the Shopping Basket, the "Follow" function will be automatically selected. If you do not want to receive notifications about the standard, you can uncheck "Follow"