Teens’ aversion to Facebook jeopardizes not only the company’s feed ad revenue, but its dominance as an identity provider. The Facebook Login platform keeps people tied to the social network in order to easily access other apps without a separate username and password. But for younger users who ditch or neglect Facebook in favor of Instagram, the tech giant stands to lose one of its most powerful wedges into our lives. Meanwhile, Instagram loyalists are forced to juggle multiple sets of login credentials to manage their personal, Finsta and business accounts.

But a new feature in development could make it easy to operate multiple Instagram handles while poising the app as a successor to Facebook Login. Instagram has prototyped the “Main Account” feature that would let users set one of their profiles as a primary account and then link their other accounts to it. Logging into the main account would instantly log them in to the rest, as well. From then on, users would only need to remember a single email/username and password combo. Simpler login could get people switching accounts, posting and engaging more with Instagram.

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