: You can see which devices are currently signed into your account by going to Settings & Privacy > Accounts Center > Password and Security > Where you're logged in .

You have enabled two-factor authentication and also checked in Security settings. To reduce frequency, go to Security and Login > Two-Factor Authentication > check “Remember this device for 30 days” after entering your next code.

A browser user-agent override or a corrupted cookie.

Tip: If you have already saved your login information previously, simply click your profile picture on the left side to log back in quickly. 2. Switching to Desktop Site on Mobile (If Needed)