EFS and IMEI partition is of importance to Android device. Especially when you are rooting your device or installing a custom rom. Just imagine if you install your favorite rom on your device and on next boot you cannot make any calls or connect to the internet. It will annoy you and you have to find a solution.
In Samsung devices, EFS partition IMEI, wireless device MAC address, baseband version, product key, system ID and NV data. So, if the EFS partition is damaged during the installation, you will face connection problems. Such an error is “cannot connect to network” or “Unable to connect to internet”. You can’t even get the IMEI number and baseband information in the About Phone of your device. So it’s a better precaution to make a backup of your EFS partition and IMEI.
Today, we will show you how to backup and restore EFS and IMEI partition on Samsung Galaxy S7 and devices Galaxy S7 Edge. You can use this guide on other Samsung devices like Note 5, S6 & S6 Edge. To follow this method, your device must be rooted. If the Galaxy S7 device or S7 Edge If you are not rooted, follow the instructions in the following post.
How to Backup and Restore EFS and IMEI Partition on Galaxy S7
- Download the “Partitions Backup and Restore” backup and restore app from the Google Play Store.
- Open the app on your Galaxy S7/S7 Edge smartphone.
- From the list of partitions, select the EFS and Radio partitions. Click the download button to backup the EFS partitions on your device. Grant SuperSU access if required.
- Now choose the backup location and backup format for EFS formats.
- To restore the EFS partition, simply click on the menu icon (three vertical dots) in the upper right corner and select an option “Restore a Partition”
- Select the backup you want to restore and wait until the restore is completed.
- Reboot the device when the restore is completed.
It is advisable to store backups in external storage for redundancy. So isn’t it simple to backup and restore EFS partition in Galaxy S7/S7 Edge?