phone wont read sim card anymore

1, to confirm whether the SIM problem After the mobile phone restart, card reseat and other steps useless, find a phone to confirm whether the SIM has been bad, such as in other mobile phones are still no response is the card i

What to do if the SIM card cannot be read 1 first to say the simplest one reason, check the SIM card is not plugged in, the reverse, the phone must not be able to read the

Mobile Security Guard ------ sim card binding reading contacts on the mobile phone anti-theft page, ------ sim Implemented functions: SIM card binding Read contacts Technical poin

,2.class);Startactivityforresult (Intent, 0); Where the number 0 is the request code, in a moment will be used-Second Step-In 2.class:Intent Intent = new Intent ();Intent.putextra ("key", value);Setresult (0,intent); Where the number 0 is the return code, in a moment will be used-Step Three-In 1.class:Overriding the parent class method: Onactivityresult/**requestCode 为请求码*resultCode 为返回码*data为2.class传回来的Intent*/protectedvoidonActivityResult(intint resultCode, Intent data) { super.onAct

Recently, I am working on a mobile police project. I need to obtain SIM card information for identity verification. Considering the acquisition of the international mobile device identification code (IMEI: International Mobile Equipment identification number) and the International Mobile User identification code (imsi: International Mobile Subscriber identification number ), the linegetgeneralinfo () functi

1, the simplest question we check the SIM card is not a problem, we can go to the operator to detect or change the card to try Reboot the phone and see if it's okay. We can try another one. The normal use of SIM card inse

The following is the Android read the user number, mobile phone number, SIM card serial number of the implementation code is introduced, need friends can come to refer to the next 1, using the method provided by Telephonymanager, the core code: Copy Code code as follows: Telephonymanager TM = (Telephonymanager) this.g

Step 1:1. First shut down the mobile phone, and then as shown in the figure below, we will deduct the rear cover of the mobile phone, and re-insert the SIM card for multiple times.Step 2:2. If we are sure that SIM card insertion i

SIM (small card), you need to cut cards or to the business hall to replace the nano SIM card. Charm Blue E Install SIM card step: 1, first open the box, take out the Phantom Blue e mobile

"note" Millet Max will be designed with a triple two card slot, either with dual SIM cards (Micro Sim+nano SIM) or Tanka +TF card, the highest support for 128GB external memory card expansion. ： Support Dual-

Glory Note8 Card tips: 1. Network format Glory Note8 is a full netcom mobile phone, all three major operators of all networks, and support 4g+ network, in addition to support high-speed rail mode and support volte high-definition voice calls. 2, SIM card slot type Glory Note8 used a

Classification of two cases If PUK lost less than 10 times, take the ID card, SIM card to the Business hall can query the correct PUK code, to unlock "some of the province's online business hall can also check PUK code or through 10086 can also query PUK code", if the Ruyi card and standard Shenzhou line

Introduction to Xiaomi 4The SIM card of Xiaomi 4 mobile phone is SIM card and does not need card cutting. We can directly insert the SIM card