The Lenovo S890 has an unstable signal, and access rights always change

Is it possible to turn on the power saving mode and automatically change to airplane mode?

We apologize for the inconvenience.

1.It is recommended that you restart your phone first.

2.Indicates that access is restricted due to poor network signal, so you can try to change to another network environment.

3.Or maybe the SIM card is not in good contact or the SIM card is too thin, sometimes the SIM card cannot be recognized, it is recommended that you reseat or replace another SIM card to try it;

4.If it is normal to use it before, it is recommended that you try to back up important data and try to restore factory settings to see if there is any improvement;

5.If the problem cannot be effectively solved after the above operations, it may be that the baseband analysis of the system or the radio frequency part of the motherboard is faulty, so the access restriction abnormality occurs.

Inquire about authorized maintenance sites on the official website.

My 1s liter v5 after the fuselage memory is insufficient, available only more than 200m, v4 is more than 800m available, all are ...... in the case of restoring the installed software

Hi! It is recommended to try the data in three clearing.

Because some of the features on your phone still don't support it. Brush back to the original.

Because you've leveled up, he'll prompt something like this.

1.It is recommended that you restart your phone first.

2.Indicates that access is restricted, which may be caused by the current poor network signal, you can try to change to another network environment.

3.Or maybe the SIM card is not in good contact or the SIM card is too thin, sometimes the SIM card cannot be recognized, it is recommended that you reseat or replace another SIM card to try it;

4.If it is normal to use it before, it is recommended that you try to back up important data and try to restore factory settings to see if there is any improvement;

5.If the problem cannot be effectively solved after the above operations, it may be that the baseband analysis of the system or the radio frequency part of the motherboard is faulty, so the access restriction abnormality occurs.

Inquire about authorized maintenance sites on the official website.

1.It is recommended that you restart your phone first.

2.Indicates that access is restricted, which may be caused by the current poor network signal, you can try to change to another network environment.

3.Or maybe the SIM card is not in good contact or the SIM card is too thin, sometimes the SIM card cannot be recognized, it is recommended that you reseat or replace another SIM card to try it;

4.If it is normal to use it before, it is recommended that you try to back up important data and try to restore factory settings to see if there is any improvement;

5.If the problem cannot be effectively solved after the above operations, it may be that the baseband analysis of the system or the radio frequency part of the motherboard is faulty, so the access restriction abnormality occurs.

Inquire about authorized maintenance sites on the official website.

After the phone is rooted, the permissions will be changed according to the needs of the software, which doesn't matter, it doesn't affect the use.

There is a problem with the data cable, and the access problem may be a bad cell phone signal.

hi！Hello, if your phone system is not the latest, it is recommended to upgrade your phone to the latest version, this problem has been solved in the new version.

Hi! This is still because there is a third-party system security application in your phone that is asking for root access, and the solution is to delete the software.

Xiaomi phones and Redmi phones come with security and system management software, and it is not recommended that you install third-party security software, which may affect the normal use of the phone.

If the technical solution we provide is effective, please choose to adopt it as a valid answer for other users' reference, thank you.

hi！Hello! If the signal problem is correct, it is recommended that you set the network mode, different mobile phone cards need to set different network modes, and reboot it after setting it to try.