Format Android SD card as internal storage using adb shell

android-sd-card.md

Foramtting SD CARD using adb shell

1. Connect the phone with PC and enable USB debugging mode (inside developer's options menu)

2. Install adb and open in terminal

3. Now perform the following commands:

   # to connect the phone to adb shell. Click allow on the prompt appear on the phone
   adb shell
   
   # checking if format as internal storage option is available or not
   sm has-adoptable
   
   # if above command is false, then type the following command otherwise skip it
   sm set-force-adoptable on
   
   # now we will check the disk
   sm list-disks
   
   # select the disk uuid, it will be something like: disk:179,32
   # now we will partition the sd card. Choose the command according to the need
   sm partition disk:179,32 private # only as extended internal storage
   sm partition disk:179,32 public # only as external storage
   sm partition disk:179,32 mixed 60 # only 60% as internal and rest 40% as external
   
   # now we will list the volumes to format it
   sm list-volumes
   
   # choose the disk and format it, the uuid of the disk would be something like: private:179,34
   sm format private:179,34
   
   # now mount the disk
   sm mount private:179,34
   
   # now disable the force-adoptable
   sm set-force-adoptable off

4. Now restart the phone and you would be able to see that internal storage has expanded.