Open Google on your browser and login to your account. Locate the navigation panel and select Security from there. To enable Gmail two-factor authentication, click on the Signing in to Google option. When it opens, click on the two factor authentication option and click on get started. Google will setup the two factor authentication for your account which helps keep the account protected and secured.

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#gmail two-factor authentication

HOW TO ENABLE GMAIL TWO-FACTOR AUTHENTICATION?
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