# I can't sign in to the mobile app | SmartMail Documentation

> Situations you may encounter on the login screen and their solutions. Check the company code, username and password together.

Source page: https://dblinx.net/en/smartmail/belgeler/mobil/sorun-giris

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# I can't sign in to the mobile app

Situations you may encounter on the login screen and their solutions.

- Any user who has signed in to the app

## What is 'I can't sign in to the mobile app'?

Situations you may encounter on the login screen and their solutions. Who can do this: Any user who has logged in to the app. Check the company code, username and password together. Wait for the security verification on the form to complete, then tap the login button. Check your internet connection. If you are signing in with QR and the code has expired, look at the code on the computer again and scan it again.

## Check in order

Check the company code, username and password together. All three are verified together and the error message does not say which one is wrong. If you do not know your password, contact your administrator.

Wait for the security verification on the form to complete, then tap the sign-in button.

Check your internet connection. If there is no connection, the sign-in screen says **No connection**; when your internet connection returns, the sign-in screen will open automatically.

If you are signing in with QR and the code has expired, look at the code on the computer again and scan it again.

If the screen says **Your company's SmartMail subscription is not active. Contact your administrator.**, contact your administrator.

## Related pages

- [Signing in to the app for the first time](/en/smartmail/belgeler/mobil/giris-yapmak)

- [Sign in with QR code](/en/smartmail/belgeler/mobil/qr-ile-giris)

- [Company access disabled](/en/smartmail/belgeler/mobil/firma-erisimi-kapali)