Why can’t OPPO R9 receive text messages?

The reasons why the OPPO R9 mobile phone cannot receive text messages:

Due to software conflicts;

The signal in the situation is unstable and the network settings are incorrect.

The solution is as follows:

Software conflict

It is necessary to find the software related to the contact in time, involving the number, location, call, contact, etc. It is best not to install too many messaging software. If you are unable to receive text messages due to software conflicts, you must promptly delete the software that causes the conflict. If you cannot uninstall it, you can choose to restore factory settings after a good backup;

The signal is unstable and the network settings are incorrect

Click "Mobile phone settings---Wireless and network settings---Mobile network---Access point name" to enter access After clicking on the name, if it is empty, you can click the menu button, select "New APN", fill in "cmnet" in the "Name" and "APN" options, and then click the menu and select Save. All the above steps are done. After completion, you will find that there is an additional cmnet access point among the access points, just select it.