External hard drive

[girinair]

I want format my external drive. But i canot be format my external hard drive

 

[noidea_77]

Why not? Error message?

 

[sdoherty]

I want format my external drive. But i canot be format my external hard drive

If it is a USB (Flash) device, many solid state drives do not allow formating in NTFS, have you tried to format the device with a FAT file structure?