The you are logged out, please log in back in. Instagram error means that Instagram is informing you that your current session has ended, and you will need to re-authenticate to access your account. This may occur for various reasons.
This message is a security measure to protect your account and ensure you are the rightful owner.
One of the most common meanings is security measures. Instagram uses this feature to protect your account from unauthorized access.
If the Platform detects suspicious activity or login attempts from multiple locations, it may log you out as a precautionary measure.
Or when Instagram releases updates or changes its policies, users may log out to ensure they’re using the latest version of the app, which often includes advanced security features.
If you’ve recently changed your password or someone else has, Instagram will ask you to sign in again to verify your identity with the new credentials.
Also, prolonged inactivity in the program, especially after a long period, can lead to a forced exit for security reasons.
Instagram gives this error if you have changed your phone or device. Logging in from another device or browser may cause the Platform to log you out and ask you to log in again.