Today, In this article we will show you how to fix Unknown Baseband Version Error. Baseband versions are very important because they allow a smartphone to make phone calls. If you lose them, your phone will no longer be able to do its most basic job, which is to make phone calls. And you’re here because your phone says the Baseband version is unknown and you can’t make phone calls.
In short, the wrong firmware is the main cause. If you are trying to root your device or flash a custom ROM or Stock ROM on your Samsung, make sure you are flashing the right firmware. Using the wrong firmware can mess up your EFS folder. EFS is a system file that handles all of your device’s networking and communication tasks. All Android phones work the same way with the EFS file system.
How to fix Unknown Baseband Version Error
When flashing a custom ROM goes wrong, Unknown BaseBand often comes up. When this happens, you won’t be able to make or receive calls on your phone because it won’t be able to find your SIM card. Follow the steps below to quickly fix an unknown BaseBand.
- Download and install es file explorer on your device.
- Open the mobile app and grant it Root Access.
- Now click on Root Explorer from the menu and then “Mount As“.
- Click on “Mount As R/W” then navigate to device > data.
- At this point, you will find a folder with the name “NVRAM“. Delete the folder and then reboot your device.
FAQ
What causes baseband unknown?
Most of the time, this problem is caused by the data partition getting deleted or broken. The NVRAM (found in data/nvram/md/NVRAM/NVD IMEI) and a file called MP0B 001 control the Baseband and radio (for network signal).
What does baseband version unknown mean?
Unknown Baseband is a big problem because SIM detection settings are stored in the Baseband. If your phone’s baseband is set to “Unknown,” it won’t be able to find your SIM card(s). So you won’t be able to use the services on your SIM card.
Why is IMEI unknown?
But if your Android phone doesn’t have an IMEI number, it’s usually because it’s missing core system components. Also, the core parts of the Android system don’t go missing by themselves. It could be because of a bad system update or because a user tried to change the software.
Can iPhone baseband be repaired?
Basically, the baseband of most iPhones can be fixed, but we’re only going to talk about the iPhones listed above. This post will help people who bricked their phone by trying to install the iPad baseband on it so they could unlock it after jailbreaking it with Ultrasn0w.