Ifyou see No Service or Searching on your iPhone or iPad. Check your coverage area. Make sure that you're in an area with cellular network coverage. Restart your iPhone or iPad. Restart your device. Check for a Carrier Settings update. Take out the SIM card. Reset your Network Settings. Solution3: Reset the SIM card. Because your SIM is what links you to your network, it is critical in resolving the "No SIM Card Detected" problem. If you mistakenly drop your device, the SIM card may get misaligned or might not have been properly placed from the beginning. Ensure the SIM is properly inserted into your smartphone. Simcard tray: Your sim card connects to your phone through the sim tray, and if it's not connected correctly, it won't work. Damaged sim card: If your sim card is damaged, it won't be detected properly, which activates the sim failure notification. System malfunction: In some cases, the issue is not the sim card but the iPhone's system itself. The system fails to detect the system even if Thereare a few reasons your phone might not detect a SIM card. It could be a problem with the SIM card itself. You might not have placed the SIM card in the tray correctly, or the card might be Removethe SIM card and the battery from the device, wait for two minutes, then reinsert the battery only. Turn the phone back on and open the dialer once more to key in (*#197328640#) this time. Select Debug, Phone Control, Nas Control, RRC and then RRC Revision, which will correct the void ESN issue. Select Option 5. Longstory short the GPU is not detected by the BIOS or the Device Manager , when I go into the BIOS with MSI Board Explore the PCIe x16 slot appears empty despite having the GPU installed. The setup is 1 month old , until 3 days ago I used it with the integrated graphics Vega 11 and the ASRock B450m-HDV mobo and it ran perfectly. Pleasevisit the link above and select your phone from the list. Then click the Tutorials tab, and on the left side select Insert SIM & memory card. Afterwards please restart the device. In case that doesn't work, you can try testing a SIM card from a friend inside the device. AsusZenfone 3 ZE520KL Android smartphone. Announced Jul 2016. Features 5.2″ display, Snapdragon 625 chipset, 16 MP primary camera, 8 MP front camera, 2600 mAh battery, 64 GB storage, 4 GB RAM Checkfor a Carrier Settings update. Take out the SIM card. Reset your Network Settings. Update your iPhone or iPad. Contact your carrier. Get more help. If you see No Service or Searching on your iPhone or iPad Remove your SIM card from the SIM card tray and then put the SIM card back. Todo this we first remove the SIM card from our mobile. Then we go to Settings / Applications / Telephone services. Once inside we will have to select "Clear data and cache". Additionally, we go to the Network Settings and click on " Restore network settings" . Once done we must only re-insert the SIM card and restart our device. 4AL30.