Verify new Login When you log in to a new device/session, you must verify the login and connect it to cross signing and secret storage to access your backed up encryption keys for historical messages. This assumes you already have configured cross signing, see Set up Cross Signing . Log in to Element with your username and password Choose one of the methods below for cross signing Compare emojis using another login Click Use another login On another device/session that is connected to cross signing, click Accept Click Start Compare the emojis on your new and old sessions. They should be the same emojis and in the same order. Click They match on both sessions If all was successful, you should get this green shield on both sessions. Click Got it . Your new device/session is now verified and will download your backed up message encryption keys Scan QR code on another login Login is here demonstrated on Element Android On your phone, tap Verify this login Your phone is now waiting for you to accept from another device On another device/session that is connected to cross signing, click Accept On your phone, tab Scan with this device Using your phone, scan the QR code shown on your other session Your phone waits for you to confirm green shield on your other session. Click Yes Tap Done on your phone If all was successful, you should get this green shield on both sessions. Click Got it . Your new device/session is now verified and will download your backed up message encryption keys Using your Security Key Click Use Security Key Enter your Security key when prompted and click Continue If all was successful, you should get this green shield on both sessions. Click Got it . Your new device/session is now verified and will download your backed up message encryption keys