Thread Details - HUAWEI Community. There might be a network problem, please try again. I bought my P3o Pro yesterday, unfortunately, my 2nd sim is not being detected. I did not buy my phone from a mobile provider or a Huawei store. I have tried the following:1. Different sim2. RestartBut they have all failed. Please help. Yes No. Learn about 'How to Fix “No SIM Card Detected” or “No Signal” Error?'. Find all usage guide, troubleshooting tips and resources for your HUAWEI product. Go to Settings > Mobile network > SIM management and set SIM 1 or SIM 2 as the default mobile data or default calling SIM card. Enable Call Forwarding Between SIM Cards After enabling call forwarding for both SIM cards, if incoming calls cannot reach one of the SIM cards, they will be forwarded to the other one.
Go to Settings > Mobile network > SIM management > Call forwarding between SIMs. Select a call forwarding mode and turn on the corresponding switch. Call forwarding between two SIM cards will be enabled when it is configured for both SIM cards. Quickly Switch the Default Mobile Data SIM
Enable or Disable a SIM Card. Go to Settings > Mobile network > SIM management, and turn on or off the switch for SIM 1 or SIM 2 according to your preferences. Once disabled, a SIM card cannot be used for calling, messaging, or accessing the Internet. Huawei Mate 20 Pro (GSM Only, No CDMA) Unlocked 6GB RAM 128GB Storage Dual Sim LYA-L29 - International Version/No Warranty - Black Huawei P20 Pro (CLT-L29) 6GB / 128GB 6.1-inches LTE Dual SIM Factory Unlocked - International Stock No Warranty (Midnight Blue) Things I've checked: a) APN - It's correctly setup b) Network Settings - Everything is enabled, and I've reset it multiple times. Unrestricted Data access for all apps. c) Battery Settings - Everything is managed automatically, I'm not in power save nor ultra power saving mode. Mobile Data is kept on while screen is off.
Press and hold the Power button until your phone displays the Power off and Restart menu. Turn up volume. Press the Volume up button. Turn down volume. Press the Volume down button. Take a screenshot. Press the Volume down and Power buttons simultaneously. Some products do not have volume buttons.
Migrate Data from an Android Device. On your new phone, open the Phone Clone app. Alternatively, go to Settings > System & updates > Phone Clone, touch This is the new device, then touch Huawei or Other Android. Follow the onscreen instructions to download and install Phone Clone on your old device. On your old device, open the Phone Clone app MwbTs.
